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eal/arm: add vcopyq intrinsic for aarch32

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vcopyq_laneq_u32 should be implemented for aarch32 which doesn't have
the intrinsic.
This fixes build of examples/l3fwd for armv7.

Fixes: 3c4b4024c2 ("arch/arm: add vcopyq_laneq_u32 for old gcc")
Cc: stable@dpdk.org

Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
This commit is contained in:
Ruifeng Wang 2020-06-24 15:10:12 +08:00 committed by Ferruh Yigit
parent b52d25ae4b
commit 4eb25acdb7
1 changed files with 5 additions and 1 deletions
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6
lib/librte_eal/arm/include/rte_vect.h
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@ -62,7 +62,11 @@ vaddvq_u16(uint16x8_t a)
#endif
#if RTE_CC_IS_GNU && (GCC_VERSION < 70000)
#if defined(RTE_ARCH_ARM) || \
(defined(RTE_ARCH_ARM64) && RTE_CC_IS_GNU && (GCC_VERSION < 70000))
/* NEON intrinsic vcopyq_laneq_u32() is not supported in ARMv7-A(AArch32)
* On AArch64, this intrinsic is supported since GCC version 7.
*/
static inline uint32x4_t
vcopyq_laneq_u32(uint32x4_t a, const int lane_a,
uint32x4_t b, const int lane_b)