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Separate ILP32 and normal-aarch64 code paths

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman 2023-06-21 09:15:27 +01:00
parent 04cb9ac59e
commit b67db9140e
1 changed files with 5 additions and 0 deletions

5
library/constant_time.c

@ -79,7 +79,12 @@ static inline uint32_t mbedtls_get_unaligned_volatile_uint32(volatile const unsi
#if defined(__arm__) || defined(__thumb__) || defined(__thumb2__)
asm volatile ("ldr %0, [%1]" : "=r" (r) : "r" (p) :);
#elif defined(__aarch64__)
#if (SIZE_MAX == 0xffffffff)
/* ILP32: Specify the pointer operand slightly differently, as per #7787. */
asm volatile ("ldr %w0, [%1]" : "=r" (r) : "p" (p) :);
#else
asm volatile ("ldr %w0, [%1]" : "=r" (r) : "r" (p) :);
#endif
#endif
return r;
}