Use MBEDTLS_HAVE_NEON_INTRINSICS instead of __ARM_NEON
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/library/sha512.c b/library/sha512.c
index 23e8745..0e99914 100644
--- a/library/sha512.c
+++ b/library/sha512.c
@@ -31,7 +31,7 @@
* By defining the macros ourselves we gain access to those declarations without
* requiring -march on the command line.
*
- * `arm_neon.h` could be included by any header file, so we put these defines
+ * `arm_neon.h` is included by common.h, so we put these defines
* at the top of this file, before any includes.
*/
#define __ARM_FEATURE_SHA512 1
@@ -60,9 +60,7 @@
# if defined(MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT) || \
defined(MBEDTLS_SHA512_USE_A64_CRYPTO_ONLY)
/* *INDENT-OFF* */
-# ifdef __ARM_NEON
-# include <arm_neon.h>
-# else
+# if !defined(MBEDTLS_HAVE_NEON_INTRINSICS)
# error "Target does not support NEON instructions"
# endif
/*