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Guards neon path

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Old GCC(<7.3) reports warning in NEON path

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2023-11-29 10:38:07 +08:00
parent 5b96b81980
commit 71fada10e5
1 changed files with 3 additions and 1 deletions
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4
library/common.h
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@ -169,7 +169,9 @@ inline void mbedtls_xor(unsigned char *r, const unsigned char *a, const unsigned
{ {
size_t i = 0; size_t i = 0;
#if defined(MBEDTLS_EFFICIENT_UNALIGNED_ACCESS) #if defined(MBEDTLS_EFFICIENT_UNALIGNED_ACCESS)
#if defined(__ARM_NEON) #if defined(__ARM_NEON) && \
(defined(__GNUC__) && !defined(__clang__) && \
__GNUC__ >= 7 && __GNUC_MINOR__ >= 3)
for (; (i + 16) <= n; i += 16) { for (; (i + 16) <= n; i += 16) {
uint8x16_t v1 = vld1q_u8(a + i); uint8x16_t v1 = vld1q_u8(a + i);
uint8x16_t v2 = vld1q_u8(b + i); uint8x16_t v2 = vld1q_u8(b + i);