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Merge pull request #9390 from eleuzi01/backport-9327

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[Backport 3.6] Remove hacks about asm vs constant-flow testing
This commit is contained in:
Manuel Pégourié-Gonnard
2024-09-03 07:37:07 +00:00
committed by GitHub
parent 6cda2cae48 bc7bffcb76
commit 33a2918a48
3 changed files with 33 additions and 17 deletions
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17
library/constant_time_impl.h
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@ -36,24 +36,9 @@
#pragma GCC diagnostic ignored "-Wredundant-decls"
#endif
/* Disable asm under Memsan because it confuses Memsan and generates false errors.
*
* We also disable under Valgrind by default, because it's more useful
* for Valgrind to test the plain C implementation. MBEDTLS_TEST_CONSTANT_FLOW_ASM //no-check-names
* may be set to permit building asm under Valgrind.
*/
#if defined(MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN) || \
(defined(MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND) && !defined(MBEDTLS_TEST_CONSTANT_FLOW_ASM)) //no-check-names
#define MBEDTLS_CT_NO_ASM
#elif defined(__has_feature)
#if __has_feature(memory_sanitizer)
#define MBEDTLS_CT_NO_ASM
#endif
#endif
/* armcc5 --gnu defines __GNUC__ but doesn't support GNU's extended asm */
#if defined(MBEDTLS_HAVE_ASM) && defined(__GNUC__) && (!defined(__ARMCC_VERSION) || \
__ARMCC_VERSION >= 6000000) && !defined(MBEDTLS_CT_NO_ASM)
__ARMCC_VERSION >= 6000000)
#define MBEDTLS_CT_ASM
#if (defined(__arm__) || defined(__thumb__) || defined(__thumb2__))
#define MBEDTLS_CT_ARM_ASM