[dpdk-dev] [PATCH v2] eal/armv8: fix poly64/128 compile issue in old GCC(<4.9.0)

Herbert Guan herbert.guan at arm.com
Thu Jul 13 04:16:42 CEST 2017


Use built-in data types for unsupported poly64/128 types
for GCC version lower than 4.9.0

Fixes: 3c4b4024c225 ("arch/arm: add vcopyq_laneq_u32 for old gcc")

Signed-off-by: Herbert Guan <herbert.guan at arm.com>
---
 lib/librte_eal/common/include/arch/arm/rte_vect.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/librte_eal/common/include/arch/arm/rte_vect.h b/lib/librte_eal/common/include/arch/arm/rte_vect.h
index 7fec25e..782350d 100644
--- a/lib/librte_eal/common/include/arch/arm/rte_vect.h
+++ b/lib/librte_eal/common/include/arch/arm/rte_vect.h
@@ -101,6 +101,13 @@
 
 #if defined(RTE_ARCH_ARM64)
 #if defined(RTE_TOOLCHAIN_GCC) && (GCC_VERSION < 70000)
+
+#if (GCC_VERSION < 40900)
+typedef uint64_t poly64_t;
+typedef uint64x2_t poly64x2_t;
+typedef uint8_t poly128_t __attribute__((vector_size(16), aligned(16)));
+#endif
+
 /* NEON intrinsic vreinterpretq_u64_p128() is supported since GCC version 7 */
 static inline uint64x2_t
 vreinterpretq_u64_p128(poly128_t x)
-- 
1.8.3.1



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