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Fix behaviour for Armv8 targets without Neon

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman 2023-10-08 20:24:48 +01:00
parent f82e0c4701
commit ece803b0ae
2 changed files with 10 additions and 4 deletions
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2
library/aesce.c
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@ -57,7 +57,7 @@
#include "aesce.h"
#if defined(MBEDTLS_ARCH_IS_ARMV8)
#if defined(MBEDTLS_ARCH_IS_ARMV8) && defined(__ARM_NEON)
/* Compiler version checks. */
#if defined(__clang__)

12
library/aesce.h
View file

@ -2,7 +2,7 @@
* \file aesce.h
*
* \brief Support hardware AES acceleration on Armv8-A processors with
* the Armv8-A Cryptographic Extension in AArch64 execution state.
* the Armv8-A Cryptographic Extension.
*
* \warning These functions are only for internal use by other library
* functions; you must not call them directly.
@ -31,7 +31,7 @@
#include "mbedtls/aes.h"
#if defined(MBEDTLS_AESCE_C) && defined(MBEDTLS_ARCH_IS_ARMV8)
#if defined(MBEDTLS_AESCE_C) && defined(MBEDTLS_ARCH_IS_ARMV8) && defined(__ARM_NEON)
#define MBEDTLS_AESCE_HAVE_CODE
@ -128,6 +128,12 @@ int mbedtls_aesce_setkey_enc(unsigned char *rk,
}
#endif
#endif /* MBEDTLS_AESCE_C && MBEDTLS_ARCH_IS_ARM64 */
#else
#if defined(MBEDTLS_AES_USE_HARDWARE_ONLY)
#error "AES hardware acceleration not supported on this platform"
#endif
#endif /* MBEDTLS_AESCE_C && MBEDTLS_ARCH_IS_ARMV8 && __ARM_NEON */
#endif /* MBEDTLS_AESCE_H */