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Move location of CRYPTOPP_ARM_ACLE_AVAILABLE test in config.h 

This should make it easier to detect when we need to include <arm_acle.h>
pull/548/head
Jeffrey Walton 2017-12-09 13:07:50 -05:00
parent 5856ab5a7e
commit 65222dfe9e
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1 changed files with 11 additions and 11 deletions
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22
config.h
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@ -562,22 +562,12 @@ NAMESPACE_END
// Requires ARMv7 and ACLE 1.0. Testing shows ARMv7 is really ARMv7a under most toolchains.
// Android still uses ARMv5 and ARMv6 so we have to be conservative when enabling NEON.
#if !defined(CRYPTOPP_ARM_NEON_AVAILABLE) && !defined(CRYPTOPP_DISABLE_ASM)
# if defined(__ARM_NEON__) || defined(__ARM_FEATURE_NEON) || \
# if defined(__ARM_NEON) || defined(__ARM_FEATURE_NEON) || defined(__ARM_FEATURE_ASIMD) || \
(__ARM_ARCH >= 7) || (CRYPTOPP_MSC_VERSION >= 1700)
# define CRYPTOPP_ARM_NEON_AVAILABLE 1
# endif
#endif
// Don't include <arm_acle.h> when using Apple Clang. Early Apple compilers
// fail to compile with <arm_acle.h> included. Later Apple compilers compile
// intrinsics without <arm_acle.h> included. Also avoid it with GCC 4.8,
// and avoid it on Android, too.
#if !defined(CRYPTOPP_APPLE_CLANG_VERSION) && \
(!defined(CRYPTOPP_GCC_VERSION) || (CRYPTOPP_GCC_VERSION >= 40900)) && \
!defined(__ANDROID__)
# define CRYPTOPP_ARM_ACLE_AVAILABLE 1
#endif
// Requires ARMv8 and ACLE 2.0. GCC requires 4.8 and above.
// LLVM Clang requires 3.5. Apple Clang is unknown at the moment.
// Microsoft plans to support ARM-64, but its not clear how to detect it.
@ -613,6 +603,16 @@ NAMESPACE_END
# endif
#endif
// Don't include <arm_acle.h> when using Apple Clang. Early Apple compilers
// fail to compile with <arm_acle.h> included. Later Apple compilers compile
// intrinsics without <arm_acle.h> included. Also avoid it with GCC 4.8,
// and avoid it on Android, too.
#if defined(CRYPTOPP_ARM_NEON_AVAILABLE) || defined(CRYPTOPP_ARM_CRC32_AVAILABLE) || \
defined(CRYPTOPP_ARM_AES_AVAILABLE) || defined(CRYPTOPP_ARM_PMULL_AVAILABLE) || \
defined(CRYPTOPP_ARM_SHA_AVAILABLE)
# define CRYPTOPP_ARM_ACLE_AVAILABLE 1
#endif
#endif // ARM32, ARM64
// ***************** AltiVec and Power8 ********************