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Add GCC options pop

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Reduce the scope of target pragma to meet
behavior of clang.

Signed-off-by: Jerry Yu <jerry.h.yu@arm.com>
This commit is contained in:
Jerry Yu 2023-02-16 14:24:46 +08:00
parent 92fc538a22
commit 2f2c04956d
2 changed files with 12 additions and 0 deletions
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6
library/sha256.c
View File

@ -57,7 +57,9 @@
# if __GNUC__ < 6 /* TODO: check sha256 compatible for GCC */
# error "A more recent GCC is required for MBEDTLS_SHA256_USE_A64_CRYPTO_*"
# else
# pragma GCC push_options
# pragma GCC target ("arch=armv8-a+crypto")
# define MBEDTLS_POP_TARGET_PRAGMA
# endif
# else
# error "Only GCC and Clang supported for MBEDTLS_SHA256_USE_A64_CRYPTO_*"
@ -381,7 +383,11 @@ int mbedtls_internal_sha256_process_a64_crypto(mbedtls_sha256_context *ctx,
}
#if defined(MBEDTLS_POP_TARGET_PRAGMA)
#if defined(__clang__)
#pragma clang attribute pop
#elif defined(__GNUC__)
#pragma GCC pop_options
#endif
#undef MBEDTLS_POP_TARGET_PRAGMA
#endif

6
library/sha512.c
View File

@ -86,7 +86,9 @@
# if __GNUC__ < 8
# error "A more recent GCC is required for MBEDTLS_SHA512_USE_A64_CRYPTO_*"
# else
# pragma GCC push_options
# pragma GCC target ("arch=armv8.2-a+sha3")
# define MBEDTLS_POP_TARGET_PRAGMA
# endif
# else
# error "Only GCC and Clang supported for MBEDTLS_SHA512_USE_A64_CRYPTO_*"
@ -567,7 +569,11 @@ int mbedtls_internal_sha512_process_a64_crypto(mbedtls_sha512_context *ctx,
}
#if defined(MBEDTLS_POP_TARGET_PRAGMA)
#if defined(__clang__)
#pragma clang attribute pop
#elif defined(__GNUC__)
#pragma GCC pop_options
#endif
#undef MBEDTLS_POP_TARGET_PRAGMA
#endif