Add PPC, PPC64, AltiVec and Power8 awareness

We are going to try AltiVec/Powe8 crypto. It appears to be a lot like ARMv8-a crypto

1 files changed, 24 insertions, 5 deletions

diff --git a/config.h b/config.h
index 7a3c982f..752d2b46 100644
--- a/config.h
+++ b/config.h
@@ -413,14 +413,19 @@ NAMESPACE_END
 # undef CRYPTOPP_X64_MASM_AVAILABLE

 #endif

 

-#if defined(__arm__) || defined(__aarch32__) || defined(_M_ARM)

-	#define CRYPTOPP_BOOL_ARM32 1

-#endif

-

 // Microsoft plans to support ARM-64, but its not clear how to detect it.

-// TODO: Add MSC_VER and ARM-64 platform define when available

+//   TODO: Add MSC_VER and ARM-64 platform define when available

 #if defined(__arm64__) || defined(__aarch64__) || defined(_M_ARM64)

 	#define CRYPTOPP_BOOL_ARM64 1

+#elif defined(__arm__) || defined(__aarch32__) || defined(_M_ARM)

+	#define CRYPTOPP_BOOL_ARM32 1

+#endif

+

+// AltiVec and Power8 crypto

+#if defined(__powerpc64__)

+	#define CRYPTOPP_BOOL_PPC64 1

+#elif defined(__powerpc__)

+	#define CRYPTOPP_BOOL_PPC32 1

 #endif

 

 #if defined(_MSC_VER) || defined(__BORLANDC__)

@@ -576,6 +581,20 @@ NAMESPACE_END
 

 #endif  // ARM32, ARM64

 

+// ***************** AltiVec and Power8 ********************

+

+#if (CRYPTOPP_BOOL_PPC32 || CRYPTOPP_BOOL_PPC64)

+

+#if !defined(CRYPTOPP_ALTIVEC_CRYPTO_AVAILABLE) && !defined(CRYPTOPP_DISABLE_ASM)

+# if defined(__CRYPTO__) || defined(__ALTIVEC__) || defined(__POWER8_VECTOR__)

+#  define CRYPTOPP_ALTIVEC_AES_AVAILABLE 1

+#  define CRYPTOPP_ALTIVEC_SHA_AVAILABLE 1

+#  define CRYPTOPP_ALTIVEC_CRC_AVAILABLE 1

+# endif

+#endif

+

+#endif  // PPC, PPC64

+

 // ***************** Miscellaneous ********************

 

 // Nearly all Intel's and AMD's have SSE. Enable it independent of SSE ASM and intrinscs