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Diffstat (limited to 'blake2s-simd.cpp')
| -rw-r--r-- | blake2s-simd.cpp | 1078 |
1 files changed, 1078 insertions, 0 deletions
diff --git a/blake2s-simd.cpp b/blake2s-simd.cpp new file mode 100644 index 00000000..ebb737dc --- /dev/null +++ b/blake2s-simd.cpp @@ -0,0 +1,1078 @@ +
+// blake2-simd.cpp - written and placed in the public domain by
+// Jeffrey Walton, Uri Blumenthal and Marcel Raad.
+//
+// This source file uses intrinsics to gain access to ARMv7a/ARMv8a
+// NEON, Power7 and SSE4.1 instructions. A separate source file is
+// needed because additional CXXFLAGS are required to enable the
+// appropriate instructions sets in some build configurations.
+
+#include "pch.h"
+#include "config.h"
+#include "misc.h"
+#include "blake2.h"
+
+// Uncomment for benchmarking C++ against SSE2 or NEON.
+// Do so in both blake2.cpp and blake2-simd.cpp.
+// #undef CRYPTOPP_SSE41_AVAILABLE
+// #undef CRYPTOPP_ARM_NEON_AVAILABLE
+// #undef CRYPTOPP_POWER8_AVAILABLE
+
+// Disable NEON/ASIMD for Cortex-A53 and A57. The shifts are too slow and C/C++ is about
+// 3 cpb faster than NEON/ASIMD. Also see http://github.com/weidai11/cryptopp/issues/367.
+#if (defined(__aarch32__) || defined(__aarch64__)) && defined(CRYPTOPP_SLOW_ARMV8_SHIFT)
+# undef CRYPTOPP_ARM_NEON_AVAILABLE
+#endif
+
+#if (CRYPTOPP_SSE41_AVAILABLE)
+# include <emmintrin.h>
+# include <tmmintrin.h>
+# include <smmintrin.h>
+#endif
+
+#if (CRYPTOPP_ARM_NEON_AVAILABLE)
+# include <arm_neon.h>
+#endif
+
+// Can't use CRYPTOPP_ARM_XXX_AVAILABLE because too many
+// compilers don't follow ACLE conventions for the include.
+#if (CRYPTOPP_ARM_ACLE_AVAILABLE)
+# include <stdint.h>
+# include <arm_acle.h>
+#endif
+
+#if defined(CRYPTOPP_POWER7_AVAILABLE)
+# include "ppc-simd.h"
+#endif
+
+// Disable POWER7 on PowerPC big-endian machines. BLAKE2s runs slower than C++.
+#if defined(__powerpc__) && defined(__BIG_ENDIAN__)
+# undef CRYPTOPP_POWER7_AVAILABLE
+#endif
+
+ANONYMOUS_NAMESPACE_BEGIN
+
+using CryptoPP::word32;
+using CryptoPP::word64;
+
+#if (CRYPTOPP_SSE41_AVAILABLE || CRYPTOPP_ARM_NEON_AVAILABLE || CRYPTOPP_POWER7_AVAILABLE)
+
+CRYPTOPP_ALIGN_DATA(16)
+const word32 BLAKE2S_IV[8] = {
+ 0x6A09E667UL, 0xBB67AE85UL, 0x3C6EF372UL, 0xA54FF53AUL,
+ 0x510E527FUL, 0x9B05688CUL, 0x1F83D9ABUL, 0x5BE0CD19UL
+};
+
+#endif
+
+#if (CRYPTOPP_SSE41_AVAILABLE || CRYPTOPP_ARM_NEON_AVAILABLE || CRYPTOPP_POWER8_AVAILABLE)
+
+CRYPTOPP_ALIGN_DATA(16)
+const word64 BLAKE2B_IV[8] = {
+ W64LIT(0x6a09e667f3bcc908), W64LIT(0xbb67ae8584caa73b),
+ W64LIT(0x3c6ef372fe94f82b), W64LIT(0xa54ff53a5f1d36f1),
+ W64LIT(0x510e527fade682d1), W64LIT(0x9b05688c2b3e6c1f),
+ W64LIT(0x1f83d9abfb41bd6b), W64LIT(0x5be0cd19137e2179)
+};
+
+#endif // CRYPTOPP_SSE41_AVAILABLE || CRYPTOPP_ARM_NEON_AVAILABLE
+
+ANONYMOUS_NAMESPACE_END
+
+NAMESPACE_BEGIN(CryptoPP)
+
+#if CRYPTOPP_SSE41_AVAILABLE
+
+#define LOADU(p) _mm_loadu_si128( (const __m128i *)(const void*)(p) )
+#define STOREU(p,r) _mm_storeu_si128((__m128i *)(void*)(p), r)
+#define TOF(reg) _mm_castsi128_ps((reg))
+#define TOI(reg) _mm_castps_si128((reg))
+
+void BLAKE2_Compress32_SSE4(const byte* input, BLAKE2_State<word32, false>& state)
+{
+ #define BLAKE2S_LOAD_MSG_0_1(buf) \
+ buf = TOI(_mm_shuffle_ps(TOF(m0), TOF(m1), _MM_SHUFFLE(2,0,2,0)));
+
+ #define BLAKE2S_LOAD_MSG_0_2(buf) \
+ buf = TOI(_mm_shuffle_ps(TOF(m0), TOF(m1), _MM_SHUFFLE(3,1,3,1)));
+
+ #define BLAKE2S_LOAD_MSG_0_3(buf) \
+ buf = TOI(_mm_shuffle_ps(TOF(m2), TOF(m3), _MM_SHUFFLE(2,0,2,0)));
+
+ #define BLAKE2S_LOAD_MSG_0_4(buf) \
+ buf = TOI(_mm_shuffle_ps(TOF(m2), TOF(m3), _MM_SHUFFLE(3,1,3,1)));
+
+ #define BLAKE2S_LOAD_MSG_1_1(buf) \
+ t0 = _mm_blend_epi16(m1, m2, 0x0C); \
+ t1 = _mm_slli_si128(m3, 4); \
+ t2 = _mm_blend_epi16(t0, t1, 0xF0); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,1,0,3));
+
+ #define BLAKE2S_LOAD_MSG_1_2(buf) \
+ t0 = _mm_shuffle_epi32(m2,_MM_SHUFFLE(0,0,2,0)); \
+ t1 = _mm_blend_epi16(m1,m3,0xC0); \
+ t2 = _mm_blend_epi16(t0, t1, 0xF0); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,3,0,1));
+
+ #define BLAKE2S_LOAD_MSG_1_3(buf) \
+ t0 = _mm_slli_si128(m1, 4); \
+ t1 = _mm_blend_epi16(m2, t0, 0x30); \
+ t2 = _mm_blend_epi16(m0, t1, 0xF0); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,3,0,1));
+
+ #define BLAKE2S_LOAD_MSG_1_4(buf) \
+ t0 = _mm_unpackhi_epi32(m0,m1); \
+ t1 = _mm_slli_si128(m3, 4); \
+ t2 = _mm_blend_epi16(t0, t1, 0x0C); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,3,0,1));
+
+ #define BLAKE2S_LOAD_MSG_2_1(buf) \
+ t0 = _mm_unpackhi_epi32(m2,m3); \
+ t1 = _mm_blend_epi16(m3,m1,0x0C); \
+ t2 = _mm_blend_epi16(t0, t1, 0x0F); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(3,1,0,2));
+
+ #define BLAKE2S_LOAD_MSG_2_2(buf) \
+ t0 = _mm_unpacklo_epi32(m2,m0); \
+ t1 = _mm_blend_epi16(t0, m0, 0xF0); \
+ t2 = _mm_slli_si128(m3, 8); \
+ buf = _mm_blend_epi16(t1, t2, 0xC0);
+
+ #define BLAKE2S_LOAD_MSG_2_3(buf) \
+ t0 = _mm_blend_epi16(m0, m2, 0x3C); \
+ t1 = _mm_srli_si128(m1, 12); \
+ t2 = _mm_blend_epi16(t0,t1,0x03); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(1,0,3,2));
+
+ #define BLAKE2S_LOAD_MSG_2_4(buf) \
+ t0 = _mm_slli_si128(m3, 4); \
+ t1 = _mm_blend_epi16(m0, m1, 0x33); \
+ t2 = _mm_blend_epi16(t1, t0, 0xC0); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(0,1,2,3));
+
+ #define BLAKE2S_LOAD_MSG_3_1(buf) \
+ t0 = _mm_unpackhi_epi32(m0,m1); \
+ t1 = _mm_unpackhi_epi32(t0, m2); \
+ t2 = _mm_blend_epi16(t1, m3, 0x0C); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(3,1,0,2));
+
+ #define BLAKE2S_LOAD_MSG_3_2(buf) \
+ t0 = _mm_slli_si128(m2, 8); \
+ t1 = _mm_blend_epi16(m3,m0,0x0C); \
+ t2 = _mm_blend_epi16(t1, t0, 0xC0); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,0,1,3));
+
+ #define BLAKE2S_LOAD_MSG_3_3(buf) \
+ t0 = _mm_blend_epi16(m0,m1,0x0F); \
+ t1 = _mm_blend_epi16(t0, m3, 0xC0); \
+ buf = _mm_shuffle_epi32(t1, _MM_SHUFFLE(3,0,1,2));
+
+ #define BLAKE2S_LOAD_MSG_3_4(buf) \
+ t0 = _mm_unpacklo_epi32(m0,m2); \
+ t1 = _mm_unpackhi_epi32(m1,m2); \
+ buf = _mm_unpacklo_epi64(t1,t0);
+
+ #define BLAKE2S_LOAD_MSG_4_1(buf) \
+ t0 = _mm_unpacklo_epi64(m1,m2); \
+ t1 = _mm_unpackhi_epi64(m0,m2); \
+ t2 = _mm_blend_epi16(t0,t1,0x33); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,0,1,3));
+
+ #define BLAKE2S_LOAD_MSG_4_2(buf) \
+ t0 = _mm_unpackhi_epi64(m1,m3); \
+ t1 = _mm_unpacklo_epi64(m0,m1); \
+ buf = _mm_blend_epi16(t0,t1,0x33);
+
+ #define BLAKE2S_LOAD_MSG_4_3(buf) \
+ t0 = _mm_unpackhi_epi64(m3,m1); \
+ t1 = _mm_unpackhi_epi64(m2,m0); \
+ buf = _mm_blend_epi16(t1,t0,0x33);
+
+ #define BLAKE2S_LOAD_MSG_4_4(buf) \
+ t0 = _mm_blend_epi16(m0,m2,0x03); \
+ t1 = _mm_slli_si128(t0, 8); \
+ t2 = _mm_blend_epi16(t1,m3,0x0F); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(1,2,0,3));
+
+ #define BLAKE2S_LOAD_MSG_5_1(buf) \
+ t0 = _mm_unpackhi_epi32(m0,m1); \
+ t1 = _mm_unpacklo_epi32(m0,m2); \
+ buf = _mm_unpacklo_epi64(t0,t1);
+
+ #define BLAKE2S_LOAD_MSG_5_2(buf) \
+ t0 = _mm_srli_si128(m2, 4); \
+ t1 = _mm_blend_epi16(m0,m3,0x03); \
+ buf = _mm_blend_epi16(t1,t0,0x3C);
+
+ #define BLAKE2S_LOAD_MSG_5_3(buf) \
+ t0 = _mm_blend_epi16(m1,m0,0x0C); \
+ t1 = _mm_srli_si128(m3, 4); \
+ t2 = _mm_blend_epi16(t0,t1,0x30); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(1,2,3,0));
+
+ #define BLAKE2S_LOAD_MSG_5_4(buf) \
+ t0 = _mm_unpacklo_epi64(m1,m2); \
+ t1= _mm_shuffle_epi32(m3, _MM_SHUFFLE(0,2,0,1)); \
+ buf = _mm_blend_epi16(t0,t1,0x33);
+
+ #define BLAKE2S_LOAD_MSG_6_1(buf) \
+ t0 = _mm_slli_si128(m1, 12); \
+ t1 = _mm_blend_epi16(m0,m3,0x33); \
+ buf = _mm_blend_epi16(t1,t0,0xC0);
+
+ #define BLAKE2S_LOAD_MSG_6_2(buf) \
+ t0 = _mm_blend_epi16(m3,m2,0x30); \
+ t1 = _mm_srli_si128(m1, 4); \
+ t2 = _mm_blend_epi16(t0,t1,0x03); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(2,1,3,0));
+
+ #define BLAKE2S_LOAD_MSG_6_3(buf) \
+ t0 = _mm_unpacklo_epi64(m0,m2); \
+ t1 = _mm_srli_si128(m1, 4); \
+ buf = _mm_shuffle_epi32(_mm_blend_epi16(t0,t1,0x0C), _MM_SHUFFLE(2,3,1,0));
+
+ #define BLAKE2S_LOAD_MSG_6_4(buf) \
+ t0 = _mm_unpackhi_epi32(m1,m2); \
+ t1 = _mm_unpackhi_epi64(m0,t0); \
+ buf = _mm_shuffle_epi32(t1, _MM_SHUFFLE(3,0,1,2));
+
+ #define BLAKE2S_LOAD_MSG_7_1(buf) \
+ t0 = _mm_unpackhi_epi32(m0,m1); \
+ t1 = _mm_blend_epi16(t0,m3,0x0F); \
+ buf = _mm_shuffle_epi32(t1,_MM_SHUFFLE(2,0,3,1));
+
+ #define BLAKE2S_LOAD_MSG_7_2(buf) \
+ t0 = _mm_blend_epi16(m2,m3,0x30); \
+ t1 = _mm_srli_si128(m0,4); \
+ t2 = _mm_blend_epi16(t0,t1,0x03); \
+ buf = _mm_shuffle_epi32(t2, _MM_SHUFFLE(1,0,2,3));
+
+ #define BLAKE2S_LOAD_MSG_7_3(buf) \
+ t0 = _mm_unpackhi_epi64(m0,m3); \
+ t1 = _mm_unpacklo_epi64(m1,m2); \
+ t2 = _mm_blend_epi16(t0,t1,0x3C); \
+ buf = _mm_shuffle_epi32(t2,_MM_SHUFFLE(0,2,3,1));
+
+ #define BLAKE2S_LOAD_MSG_7_4(buf) \
+ t0 = _mm_unpacklo_epi32(m0,m1); \
+ t1 = _mm_unpackhi_epi32(m1,m2); \
+ buf = _mm_unpacklo_epi64(t0,t1);
+
+ #define BLAKE2S_LOAD_MSG_8_1(buf) \
+ t0 = _mm_unpackhi_epi32(m1,m3); \
+ t1 = _mm_unpacklo_epi64(t0,m0); \
+ t2 = _mm_blend_epi16(t1,m2,0xC0); \
+ buf = _mm_shufflehi_epi16(t2,_MM_SHUFFLE(1,0,3,2));
+
+ #define BLAKE2S_LOAD_MSG_8_2(buf) \
+ t0 = _mm_unpackhi_epi32(m0,m3); \
+ t1 = _mm_blend_epi16(m2,t0,0xF0); \
+ buf = _mm_shuffle_epi32(t1,_MM_SHUFFLE(0,2,1,3));
+
+ #define BLAKE2S_LOAD_MSG_8_3(buf) \
+ t0 = _mm_blend_epi16(m2,m0,0x0C); \
+ t1 = _mm_slli_si128(t0,4); \
+ buf = _mm_blend_epi16(t1,m3,0x0F);
+
+ #define BLAKE2S_LOAD_MSG_8_4(buf) \
+ t0 = _mm_blend_epi16(m1,m0,0x30); \
+ buf = _mm_shuffle_epi32(t0,_MM_SHUFFLE(1,0,3,2));
+
+ #define BLAKE2S_LOAD_MSG_9_1(buf) \
+ t0 = _mm_blend_epi16(m0,m2,0x03); \
+ t1 = _mm_blend_epi16(m1,m2,0x30); \
+ t2 = _mm_blend_epi16(t1,t0,0x0F); \
+ buf = _mm_shuffle_epi32(t2,_MM_SHUFFLE(1,3,0,2));
+
+ #define BLAKE2S_LOAD_MSG_9_2(buf) \
+ t0 = _mm_slli_si128(m0,4); \
+ t1 = _mm_blend_epi16(m1,t0,0xC0); \
+ buf = _mm_shuffle_epi32(t1,_MM_SHUFFLE(1,2,0,3));
+
+ #define BLAKE2S_LOAD_MSG_9_3(buf) \
+ t0 = _mm_unpackhi_epi32(m0,m3); \
+ t1 = _mm_unpacklo_epi32(m2,m3); \
+ t2 = _mm_unpackhi_epi64(t0,t1); \
+ buf = _mm_shuffle_epi32(t2,_MM_SHUFFLE(3,0,2,1));
+
+ #define BLAKE2S_LOAD_MSG_9_4(buf) \
+ t0 = _mm_blend_epi16(m3,m2,0xC0); \
+ t1 = _mm_unpacklo_epi32(m0,m3); \
+ t2 = _mm_blend_epi16(t0,t1,0x0F); \
+ buf = _mm_shuffle_epi32(t2,_MM_SHUFFLE(0,1,2,3));
+
+#ifdef __XOP__
+# define MM_ROTI_EPI32(r, c) \
+ _mm_roti_epi32(r, c)
+#else
+# define MM_ROTI_EPI32(r, c) ( \
+ (8==-(c)) ? _mm_shuffle_epi8(r,r8) \
+ : (16==-(c)) ? _mm_shuffle_epi8(r,r16) \
+ : _mm_xor_si128(_mm_srli_epi32( (r), -(c) ), \
+ _mm_slli_epi32( (r), 32-(-(c)) )) )
+#endif
+
+#define BLAKE2S_G1(row1,row2,row3,row4,buf) \
+ row1 = _mm_add_epi32( _mm_add_epi32( row1, buf), row2 ); \
+ row4 = _mm_xor_si128( row4, row1 ); \
+ row4 = MM_ROTI_EPI32(row4, -16); \
+ row3 = _mm_add_epi32( row3, row4 ); \
+ row2 = _mm_xor_si128( row2, row3 ); \
+ row2 = MM_ROTI_EPI32(row2, -12);
+
+#define BLAKE2S_G2(row1,row2,row3,row4,buf) \
+ row1 = _mm_add_epi32( _mm_add_epi32( row1, buf), row2 ); \
+ row4 = _mm_xor_si128( row4, row1 ); \
+ row4 = MM_ROTI_EPI32(row4, -8); \
+ row3 = _mm_add_epi32( row3, row4 ); \
+ row2 = _mm_xor_si128( row2, row3 ); \
+ row2 = MM_ROTI_EPI32(row2, -7);
+
+#define DIAGONALIZE(row1,row2,row3,row4) \
+ row4 = _mm_shuffle_epi32( row4, _MM_SHUFFLE(2,1,0,3) ); \
+ row3 = _mm_shuffle_epi32( row3, _MM_SHUFFLE(1,0,3,2) ); \
+ row2 = _mm_shuffle_epi32( row2, _MM_SHUFFLE(0,3,2,1) );
+
+#define UNDIAGONALIZE(row1,row2,row3,row4) \
+ row4 = _mm_shuffle_epi32( row4, _MM_SHUFFLE(0,3,2,1) ); \
+ row3 = _mm_shuffle_epi32( row3, _MM_SHUFFLE(1,0,3,2) ); \
+ row2 = _mm_shuffle_epi32( row2, _MM_SHUFFLE(2,1,0,3) );
+
+#define BLAKE2S_ROUND(r) \
+ BLAKE2S_LOAD_MSG_ ##r ##_1(buf1); \
+ BLAKE2S_G1(row1,row2,row3,row4,buf1); \
+ BLAKE2S_LOAD_MSG_ ##r ##_2(buf2); \
+ BLAKE2S_G2(row1,row2,row3,row4,buf2); \
+ DIAGONALIZE(row1,row2,row3,row4); \
+ BLAKE2S_LOAD_MSG_ ##r ##_3(buf3); \
+ BLAKE2S_G1(row1,row2,row3,row4,buf3); \
+ BLAKE2S_LOAD_MSG_ ##r ##_4(buf4); \
+ BLAKE2S_G2(row1,row2,row3,row4,buf4); \
+ UNDIAGONALIZE(row1,row2,row3,row4);
+
+ __m128i row1, row2, row3, row4;
+ __m128i buf1, buf2, buf3, buf4;
+ __m128i t0, t1, t2, ff0, ff1;
+
+ const __m128i r8 = _mm_set_epi8( 12, 15, 14, 13, 8, 11, 10, 9, 4, 7, 6, 5, 0, 3, 2, 1 );
+ const __m128i r16 = _mm_set_epi8( 13, 12, 15, 14, 9, 8, 11, 10, 5, 4, 7, 6, 1, 0, 3, 2 );
+
+ const __m128i m0 = LOADU( input + 00 );
+ const __m128i m1 = LOADU( input + 16 );
+ const __m128i m2 = LOADU( input + 32 );
+ const __m128i m3 = LOADU( input + 48 );
+
+ row1 = ff0 = LOADU( &state.h[0] );
+ row2 = ff1 = LOADU( &state.h[4] );
+ row3 = LOADU( &BLAKE2S_IV[0] );
+ row4 = _mm_xor_si128( LOADU( &BLAKE2S_IV[4] ), LOADU( &state.t[0] ) );
+
+ BLAKE2S_ROUND( 0 );
+ BLAKE2S_ROUND( 1 );
+ BLAKE2S_ROUND( 2 );
+ BLAKE2S_ROUND( 3 );
+ BLAKE2S_ROUND( 4 );
+ BLAKE2S_ROUND( 5 );
+ BLAKE2S_ROUND( 6 );
+ BLAKE2S_ROUND( 7 );
+ BLAKE2S_ROUND( 8 );
+ BLAKE2S_ROUND( 9 );
+
+ STOREU( &state.h[0], _mm_xor_si128( ff0, _mm_xor_si128( row1, row3 ) ) );
+ STOREU( &state.h[4], _mm_xor_si128( ff1, _mm_xor_si128( row2, row4 ) ) );
+}
+#endif // CRYPTOPP_SSE41_AVAILABLE
+
+#if CRYPTOPP_ARM_NEON_AVAILABLE
+void BLAKE2_Compress32_NEON(const byte* input, BLAKE2_State<word32, false>& state)
+{
+ #define BLAKE2S_LOAD_MSG_0_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m0), vget_high_u32(m0)).val[0]; \
+ t1 = vzip_u32(vget_low_u32(m1), vget_high_u32(m1)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_0_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m0), vget_high_u32(m0)).val[1]; \
+ t1 = vzip_u32(vget_low_u32(m1), vget_high_u32(m1)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_0_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m2), vget_high_u32(m2)).val[0]; \
+ t1 = vzip_u32(vget_low_u32(m3), vget_high_u32(m3)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_0_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m2), vget_high_u32(m2)).val[1]; \
+ t1 = vzip_u32(vget_low_u32(m3), vget_high_u32(m3)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_1_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m3), vget_low_u32(m1)).val[0]; \
+ t1 = vzip_u32(vget_low_u32(m2), vget_low_u32(m3)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_1_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m2), vget_low_u32(m2)).val[0]; \
+ t1 = vext_u32(vget_high_u32(m3), vget_high_u32(m1), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_1_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vext_u32(vget_low_u32(m0), vget_low_u32(m0), 1); \
+ t1 = vzip_u32(vget_high_u32(m2), vget_low_u32(m1)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_1_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m3), vget_high_u32(m0)).val[0]; \
+ t1 = vzip_u32(vget_high_u32(m1), vget_high_u32(m0)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_2_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vext_u32(vget_high_u32(m2), vget_low_u32(m3), 1); \
+ t1 = vzip_u32(vget_low_u32(m1), vget_high_u32(m3)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_2_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m2), vget_low_u32(m0)).val[0]; \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m0), vget_low_u32(m3)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_2_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m2), vget_high_u32(m0)); \
+ t1 = vzip_u32(vget_high_u32(m1), vget_low_u32(m2)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_2_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m3), vget_high_u32(m1)).val[0]; \
+ t1 = vext_u32(vget_low_u32(m0), vget_low_u32(m1), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_3_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m1), vget_high_u32(m0)).val[1]; \
+ t1 = vzip_u32(vget_low_u32(m3), vget_high_u32(m2)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_3_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m2), vget_low_u32(m0)).val[1]; \
+ t1 = vzip_u32(vget_low_u32(m3), vget_high_u32(m3)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_3_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m0), vget_low_u32(m1)); \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m1), vget_high_u32(m3)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_3_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m1), vget_high_u32(m2)).val[0]; \
+ t1 = vzip_u32(vget_low_u32(m0), vget_low_u32(m2)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_4_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m2), vget_low_u32(m1)).val[1]; \
+ t1 = vzip_u32((vget_high_u32(m0)), vget_high_u32(m2)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_4_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m0), vget_high_u32(m1)); \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m1), vget_high_u32(m3)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_4_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m3), vget_high_u32(m2)); \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m1), vget_high_u32(m0)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_4_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vext_u32(vget_low_u32(m0), vget_low_u32(m3), 1); \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m2), vget_low_u32(m3)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_5_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32((vget_high_u32(m0)), vget_high_u32(m1)).val[0]; \
+ t1 = vzip_u32(vget_low_u32(m0), vget_low_u32(m2)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_5_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m3), vget_high_u32(m2)).val[0]; \
+ t1 = vzip_u32(vget_high_u32(m2), vget_high_u32(m0)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_5_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m1), vget_high_u32(m1)); \
+ t1 = vzip_u32(vget_high_u32(m3), vget_low_u32(m0)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_5_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m3), vget_low_u32(m1)).val[1]; \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m3), vget_low_u32(m2)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_6_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m3), vget_low_u32(m0)); \
+ t1 = vzip_u32(vget_high_u32(m3), vget_low_u32(m1)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_6_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m1), vget_high_u32(m3)).val[1]; \
+ t1 = vext_u32(vget_low_u32(m3), vget_high_u32(m2), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_6_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m0), vget_high_u32(m1)).val[0]; \
+ t1 = vext_u32(vget_low_u32(m2), vget_low_u32(m2), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_6_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m1), vget_high_u32(m0)).val[1]; \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m0), vget_high_u32(m2)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_7_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m3), vget_high_u32(m1)).val[1]; \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m3), vget_high_u32(m0)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_7_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vext_u32(vget_high_u32(m2), vget_high_u32(m3), 1); \
+ t1 = vzip_u32(vget_low_u32(m0), vget_low_u32(m2)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_7_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m1), vget_high_u32(m3)).val[1]; \
+ t1 = vzip_u32(vget_low_u32(m2), vget_high_u32(m0)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_7_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_low_u32(m0), vget_low_u32(m1)).val[0]; \
+ t1 = vzip_u32(vget_high_u32(m1), vget_high_u32(m2)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_8_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m1), vget_high_u32(m3)).val[0]; \
+ t1 = vext_u32(vget_high_u32(m2), vget_low_u32(m0), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_8_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m3), vget_low_u32(m2)).val[1]; \
+ t1 = vext_u32(vget_high_u32(m0), vget_low_u32(m2), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_8_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m3), vget_low_u32(m3)); \
+ t1 = vext_u32(vget_low_u32(m0), vget_high_u32(m2), 1); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_8_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m0), vget_high_u32(m1)); \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_low_u32(m1), vget_low_u32(m1)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_9_1(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m2), vget_low_u32(m2)).val[0]; \
+ t1 = vzip_u32(vget_high_u32(m1), vget_low_u32(m0)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_9_2(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32((vget_high_u32(m0)), vget_low_u32(m1)).val[0]; \
+ t1 = vbsl_u32(vcreate_u32(0xFFFFFFFF), vget_high_u32(m1), vget_low_u32(m1)); \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_9_3(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vzip_u32(vget_high_u32(m3), vget_low_u32(m2)).val[1]; \
+ t1 = vzip_u32((vget_high_u32(m0)), vget_low_u32(m3)).val[1]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define BLAKE2S_LOAD_MSG_9_4(buf) \
+ do { uint32x2_t t0, t1; \
+ t0 = vext_u32(vget_high_u32(m2), vget_high_u32(m3), 1); \
+ t1 = vzip_u32(vget_low_u32(m3), vget_low_u32(m0)).val[0]; \
+ buf = vcombine_u32(t0, t1); } while(0)
+
+ #define vrorq_n_u32_16(x) vreinterpretq_u32_u16(vrev32q_u16(vreinterpretq_u16_u32(x)))
+
+ #define vrorq_n_u32_8(x) vsriq_n_u32(vshlq_n_u32((x), 24), (x), 8)
+
+ #define vrorq_n_u32(x, c) vsriq_n_u32(vshlq_n_u32((x), 32-(c)), (x), (c))
+
+ #define BLAKE2S_G1(row1,row2,row3,row4,buf) \
+ do { \
+ row1 = vaddq_u32(vaddq_u32(row1, buf), row2); row4 = veorq_u32(row4, row1); \
+ row4 = vrorq_n_u32_16(row4); row3 = vaddq_u32(row3, row4); \
+ row2 = veorq_u32(row2, row3); row2 = vrorq_n_u32(row2, 12); \
+ } while(0)
+
+ #define BLAKE2S_G2(row1,row2,row3,row4,buf) \
+ do { \
+ row1 = vaddq_u32(vaddq_u32(row1, buf), row2); row4 = veorq_u32(row4, row1); \
+ row4 = vrorq_n_u32_8(row4); row3 = vaddq_u32(row3, row4); \
+ row2 = veorq_u32(row2, row3); row2 = vrorq_n_u32(row2, 7); \
+ } while(0)
+
+ #define BLAKE2S_DIAGONALIZE(row1,row2,row3,row4) \
+ do { \
+ row4 = vextq_u32(row4, row4, 3); row3 = vextq_u32(row3, row3, 2); row2 = vextq_u32(row2, row2, 1); \
+ } while(0)
+
+ #define BLAKE2S_UNDIAGONALIZE(row1,row2,row3,row4) \
+ do { \
+ row4 = vextq_u32(row4, row4, 1); \
+ row3 = vextq_u32(row3, row3, 2); \
+ row2 = vextq_u32(row2, row2, 3); \
+ } while(0)
+
+ #define BLAKE2S_ROUND(r) \
+ do { \
+ uint32x4_t buf1, buf2, buf3, buf4; \
+ BLAKE2S_LOAD_MSG_ ##r ##_1(buf1); \
+ BLAKE2S_G1(row1,row2,row3,row4,buf1); \
+ BLAKE2S_LOAD_MSG_ ##r ##_2(buf2); \
+ BLAKE2S_G2(row1,row2,row3,row4,buf2); \
+ BLAKE2S_DIAGONALIZE(row1,row2,row3,row4); \
+ BLAKE2S_LOAD_MSG_ ##r ##_3(buf3); \
+ BLAKE2S_G1(row1,row2,row3,row4,buf3); \
+ BLAKE2S_LOAD_MSG_ ##r ##_4(buf4); \
+ BLAKE2S_G2(row1,row2,row3,row4,buf4); \
+ BLAKE2S_UNDIAGONALIZE(row1,row2,row3,row4); \
+ } while(0)
+
+ CRYPTOPP_ASSERT(IsAlignedOn(&state.h[0],GetAlignmentOf<uint32x4_t>()));
+ CRYPTOPP_ASSERT(IsAlignedOn(&state.t[0],GetAlignmentOf<uint32x4_t>()));
+ CRYPTOPP_ASSERT(IsAlignedOn(&state.f[0],GetAlignmentOf<uint32x4_t>()));
+
+ const uint32x4_t m0 = vreinterpretq_u32_u8(vld1q_u8((input + 00)));
+ const uint32x4_t m1 = vreinterpretq_u32_u8(vld1q_u8((input + 16)));
+ const uint32x4_t m2 = vreinterpretq_u32_u8(vld1q_u8((input + 32)));
+ const uint32x4_t m3 = vreinterpretq_u32_u8(vld1q_u8((input + 48)));
+
+ uint32x4_t row1, row2, row3, row4;
+
+ const uint32x4_t f0 = row1 = vld1q_u32(&state.h[0]);
+ const uint32x4_t f1 = row2 = vld1q_u32(&state.h[4]);
+ row3 = vld1q_u32(&BLAKE2S_IV[0]);
+ row4 = veorq_u32(vld1q_u32(&BLAKE2S_IV[4]), vld1q_u32(&state.t[0]));
+
+ BLAKE2S_ROUND(0);
+ BLAKE2S_ROUND(1);
+ BLAKE2S_ROUND(2);
+ BLAKE2S_ROUND(3);
+ BLAKE2S_ROUND(4);
+ BLAKE2S_ROUND(5);
+ BLAKE2S_ROUND(6);
+ BLAKE2S_ROUND(7);
+ BLAKE2S_ROUND(8);
+ BLAKE2S_ROUND(9);
+
+ vst1q_u32(&state.h[0], veorq_u32(f0, veorq_u32(row1, row3)));
+ vst1q_u32(&state.h[4], veorq_u32(f1, veorq_u32(row2, row4)));
+}
+#endif // CRYPTOPP_ARM_NEON_AVAILABLE
+
+#if (CRYPTOPP_POWER7_AVAILABLE)
+
+inline uint32x4_p VectorLoad32(const void* p)
+{
+#if defined(__xlc__) || defined(__xlC__) || defined(__clang__)
+ return (uint32x4_p)vec_xl(0, (uint8_t*)p);
+#else
+ return (uint32x4_p)vec_vsx_ld(0, (uint8_t*)p);
+#endif
+}
+
+inline uint32x4_p VectorLoad32LE(const void* p)
+{
+#if __BIG_ENDIAN__
+ const uint8x16_p m = {3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12};
+ const uint32x4_p v = VectorLoad32(p);
+ return vec_perm(v, v, m);
+#else
+ return VectorLoad32(p);
+#endif
+}
+
+inline void VectorStore32(void* p, const uint32x4_p x)
+{
+#if defined(__xlc__) || defined(__xlC__) || defined(__clang__)
+ vec_xst((uint8x16_p)x,0,(uint8_t*)p);
+#else
+ vec_vsx_st((uint8x16_p)x,0,(uint8_t*)p);
+#endif
+}
+
+inline void VectorStore32LE(void* p, const uint32x4_p x)
+{
+#if __BIG_ENDIAN__
+ const uint8x16_p m = {3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12};
+ VectorStore32(p, vec_perm(x, x, m));
+#else
+ VectorStore32(p, x);
+#endif
+}
+
+template <unsigned int C>
+inline uint8x16_p VectorShiftLeftOctet(const uint8x16_p a)
+{
+#if __BIG_ENDIAN__
+ return (uint8x16_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, C);
+#else
+ return (uint8x16_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, 16-C);
+#endif
+}
+
+template <unsigned int C>
+inline uint32x4_p VectorShiftLeftOctet(const uint32x4_p a)
+{
+#if __BIG_ENDIAN__
+ return (uint32x4_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, C);
+#else
+ return (uint32x4_p)vec_sld((uint8x16_p)a, (uint8x16_p)a, 16-C);
+#endif
+}
+
+template <unsigned int E1, unsigned int E2>
+inline uint32x4_p VectorSet32(const uint32x4_p a, const uint32x4_p b)
+{
+ // Re-index
+ enum {X=E1&3, Y=E2&3};
+
+ // Don't care element
+ const unsigned int DC = 31;
+
+ // Element 3 combinations
+ if (X == 0 && Y == 0)
+ {
+ const uint8x16_p mask = {0,1,2,3, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, b, mask);
+ }
+ else if (X == 0 && Y == 1)
+ {
+ const uint8x16_p mask = {0,1,2,3, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<4>(b), mask);
+ }
+ else if (X == 0 && Y == 2)
+ {
+ const uint8x16_p mask = {0,1,2,3, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<8>(b), mask);
+ }
+ else if (X == 0 && Y == 3)
+ {
+ const uint8x16_p mask = {0,1,2,3, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<12>(b), mask);
+ }
+
+ // Element 1 combinations
+ else if (X == 1 && Y == 0)
+ {
+ const uint8x16_p mask = {4,5,6,7, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, b, mask);
+ }
+ else if (X == 1 && Y == 1)
+ {
+ const uint8x16_p mask = {4,5,6,7, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<4>(b), mask);
+ }
+ else if (X == 1 && Y == 2)
+ {
+ const uint8x16_p mask = {4,5,6,7, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<8>(b), mask);
+ }
+ else if (X == 1 && Y == 3)
+ {
+ const uint8x16_p mask = {4,5,6,7, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<12>(b), mask);
+ }
+
+ // Element 2 combinations
+ else if (X == 2 && Y == 0)
+ {
+ const uint8x16_p mask = {8,9,10,11, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, b, mask);
+ }
+ else if (X == 2 && Y == 1)
+ {
+ const uint8x16_p mask = {8,9,10,11, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<4>(b), mask);
+ }
+ else if (X == 2 && Y == 2)
+ {
+ const uint8x16_p mask = {8,9,10,11, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<8>(b), mask);
+ }
+ else if (X == 2 && Y == 3)
+ {
+ const uint8x16_p mask = {8,9,10,11, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<12>(b), mask);
+ }
+
+ // Element 3 combinations
+ else if (X == 3 && Y == 0)
+ {
+ const uint8x16_p mask = {12,13,14,15, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, b, mask);
+ }
+ else if (X == 3 && Y == 1)
+ {
+ const uint8x16_p mask = {12,13,14,15, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<4>(b), mask);
+ }
+ else if (X == 3 && Y == 2)
+ {
+ const uint8x16_p mask = {12,13,14,15, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<8>(b), mask);
+ }
+ else if (X == 3 && Y == 3)
+ {
+ const uint8x16_p mask = {12,13,14,15, 16,17,18,19, DC,DC,DC,DC, DC,DC,DC,DC};
+ return vec_perm(a, VectorShiftLeftOctet<12>(b), mask);
+ }
+}
+
+template <unsigned int E1, unsigned int E2, unsigned int E3, unsigned int E4>
+inline uint32x4_p VectorSet32(const uint32x4_p a, const uint32x4_p b,
+ const uint32x4_p c, const uint32x4_p d)
+{
+ // Re-index
+ enum {W=E1&3, X=E2&3, Y=E3&3, Z=E4&3};
+
+ const uint32x4_p t0 = VectorSet32<W,X>(a, b);
+ const uint32x4_p t1 = VectorSet32<Y,Z>(c, d);
+
+ // Power7 follows SSE2's implementation, and this is _mm_set_epi32.
+ const uint8x16_p mask = {20,21,22,23, 16,17,18,19, 4,5,6,7, 0,1,2,3};
+ const uint32x4_p r = vec_perm(t0, t1, mask);
+ return r;
+}
+
+template<>
+uint32x4_p VectorSet32<2,0,2,0>(const uint32x4_p a, const uint32x4_p b,
+ const uint32x4_p c, const uint32x4_p d)
+{
+ // a=b, c=d, mask is {2,0, 2,0}
+ const uint8x16_p mask = {16,17,18,19, 24,25,26,27, 0,1,2,3, 8,9,10,11};
+ const uint32x4_p r = vec_perm(a, c, mask);
+ return r;
+}
+
+template<>
+uint32x4_p VectorSet32<3,1,3,1>(const uint32x4_p a, const uint32x4_p b,
+ const uint32x4_p c, const uint32x4_p d)
+{
+ // a=b, c=d, mask is {3,1, 3,1}
+ const uint8x16_p mask = {20,21,22,23, 28,29,30,31, 4,5,6,7, 12,13,14,15};
+ const uint32x4_p r = vec_perm(a, c, mask);
+ return r;
+}
+
+void BLAKE2_Compress32_POWER7(const byte* input, BLAKE2_State<word32, false>& state)
+{
+ # define m1 m0
+ # define m2 m0
+ # define m3 m0
+
+ # define m5 m4
+ # define m6 m4
+ # define m7 m4
+
+ # define m9 m8
+ # define m10 m8
+ # define m11 m8
+
+ # define m13 m12
+ # define m14 m12
+ # define m15 m12
+
+ // #define BLAKE2S_LOAD_MSG_0_1(buf) buf = VectorSet32<6,4,2,0>(m6,m4,m2,m0);
+ #define BLAKE2S_LOAD_MSG_0_1(buf) buf = VectorSet32<2,0,2,0>(m6,m4,m2,m0);
+ // #define BLAKE2S_LOAD_MSG_0_2(buf) buf = VectorSet32<7,5,3,1>(m7,m5,m3,m1);
+ #define BLAKE2S_LOAD_MSG_0_2(buf) buf = VectorSet32<3,1,3,1>(m7,m5,m3,m1);
+ // #define BLAKE2S_LOAD_MSG_0_3(buf) buf = VectorSet32<14,12,10,8>(m14,m12,m10,m8);
+ #define BLAKE2S_LOAD_MSG_0_3(buf) buf = VectorSet32<2,0,2,0>(m14,m12,m10,m8);
+ // #define BLAKE2S_LOAD_MSG_0_4(buf) buf = VectorSet32<15,13,11,9>(m15,m13,m11,m9);
+ #define BLAKE2S_LOAD_MSG_0_4(buf) buf = VectorSet32<3,1,3,1>(m15,m13,m11,m9);
+
+ #define BLAKE2S_LOAD_MSG_1_1(buf) buf = VectorSet32<13,9,4,14>(m13,m9,m4,m14);
+ #define BLAKE2S_LOAD_MSG_1_2(buf) buf = VectorSet32<6,15,8,10>(m6,m15,m8,m10)
+ #define BLAKE2S_LOAD_MSG_1_3(buf) buf = VectorSet32<5,11,0,1>(m5,m11,m0,m1)
+ #define BLAKE2S_LOAD_MSG_1_4(buf) buf = VectorSet32<3,7,2,12>(m3,m7,m2,m12)
+
+ #define BLAKE2S_LOAD_MSG_2_1(buf) buf = VectorSet32<15,5,12,11>(m15,m5,m12,m11)
+ #define BLAKE2S_LOAD_MSG_2_2(buf) buf = VectorSet32<13,2,0,8>(m13,m2,m0,m8)
+ #define BLAKE2S_LOAD_MSG_2_3(buf) buf = VectorSet32<9,7,3,10>(m9,m7,m3,m10)
+ #define BLAKE2S_LOAD_MSG_2_4(buf) buf = VectorSet32<4,1,6,14>(m4,m1,m6,m14)
+
+ #define BLAKE2S_LOAD_MSG_3_1(buf) buf = VectorSet32<11,13,3,7>(m11,m13,m3,m7)
+ #define BLAKE2S_LOAD_MSG_3_2(buf) buf = VectorSet32<14,12,1,9>(m14,m12,m1,m9)
+ #define BLAKE2S_LOAD_MSG_3_3(buf) buf = VectorSet32<15,4,5,2>(m15,m4,m5,m2)
+ #define BLAKE2S_LOAD_MSG_3_4(buf) buf = VectorSet32<8,0,10,6>(m8,m0,m10,m6)
+
+ #define BLAKE2S_LOAD_MSG_4_1(buf) buf = VectorSet32<10,2,5,9>(m10,m2,m5,m9)
+ #define BLAKE2S_LOAD_MSG_4_2(buf) buf = VectorSet32<15,4,7,0>(m15,m4,m7,m0)
+ #define BLAKE2S_LOAD_MSG_4_3(buf) buf = VectorSet32<3,6,11,14>(m3,m6,m11,m14)
+ #define BLAKE2S_LOAD_MSG_4_4(buf) buf = VectorSet32<13,8,12,1>(m13,m8,m12,m1)
+
+ #define BLAKE2S_LOAD_MSG_5_1(buf) buf = VectorSet32<8,0,6,2>(m8,m0,m6,m2)
+ #define BLAKE2S_LOAD_MSG_5_2(buf) buf = VectorSet32<3,11,10,12>(m3,m11,m10,m12)
+ #define BLAKE2S_LOAD_MSG_5_3(buf) buf = VectorSet32<1,15,7,4>(m1,m15,m7,m4)
+ #define BLAKE2S_LOAD_MSG_5_4(buf) buf = VectorSet32<9,14,5,13>(m9,m14,m5,m13)
+
+ #define BLAKE2S_LOAD_MSG_6_1(buf) buf = VectorSet32<4,14,1,12>(m4,m14,m1,m12)
+ #define BLAKE2S_LOAD_MSG_6_2(buf) buf = VectorSet32<10,13,15,5>(m10,m13,m15,m5)
+ #define BLAKE2S_LOAD_MSG_6_3(buf) buf = VectorSet32<8,9,6,0>(m8,m9,m6,m0)
+ #define BLAKE2S_LOAD_MSG_6_4(buf) buf = VectorSet32<11,2,3,7>(m11,m2,m3,m7)
+
+ #define BLAKE2S_LOAD_MSG_7_1(buf) buf = VectorSet32<3,12,7,13>(m3,m12,m7,m13)
+ #define BLAKE2S_LOAD_MSG_7_2(buf) buf = VectorSet32<9,1,14,11>(m9,m1,m14,m11)
+ #define BLAKE2S_LOAD_MSG_7_3(buf) buf = VectorSet32<2,8,15,5>(m2,m8,m15,m5)
+ #define BLAKE2S_LOAD_MSG_7_4(buf) buf = VectorSet32<10,6,4,0>(m10,m6,m4,m0)
+
+ #define BLAKE2S_LOAD_MSG_8_1(buf) buf = VectorSet32<0,11,14,6>(m0,m11,m14,m6)
+ #define BLAKE2S_LOAD_MSG_8_2(buf) buf = VectorSet32<8,3,9,15>(m8,m3,m9,m15)
+ #define BLAKE2S_LOAD_MSG_8_3(buf) buf = VectorSet32<10,1,13,12>(m10,m1,m13,m12)
+ #define BLAKE2S_LOAD_MSG_8_4(buf) buf = VectorSet32<5,4,7,2>(m5,m4,m7,m2)
+
+ #define BLAKE2S_LOAD_MSG_9_1(buf) buf = VectorSet32<1,7,8,10>(m1,m7,m8,m10)
+ #define BLAKE2S_LOAD_MSG_9_2(buf) buf = VectorSet32<5,6,4,2>(m5,m6,m4,m2)
+ #define BLAKE2S_LOAD_MSG_9_3(buf) buf = VectorSet32<13,3,9,15>(m13,m3,m9,m15)
+ #define BLAKE2S_LOAD_MSG_9_4(buf) buf = VectorSet32<0,12,14,11>(m0,m12,m14,m11)
+
+ // Altivec has packed 32-bit rotate, but in terms of left rotate
+ const uint32x4_p ROR16_MASK = { 32-16, 32-16, 32-16, 32-16 };
+ const uint32x4_p ROR12_MASK = { 32-12, 32-12, 32-12, 32-12 };
+ const uint32x4_p ROR8_MASK = { 32-8, 32-8, 32-8, 32-8 };
+ const uint32x4_p ROR7_MASK = { 32-7, 32-7, 32-7, 32-7 };
+
+ #define vec_ror_16(x) vec_rl(x, ROR16_MASK)
+ #define vec_ror_12(x) vec_rl(x, ROR12_MASK)
+ #define vec_ror_8(x) vec_rl(x, ROR8_MASK)
+ #define vec_ror_7(x) vec_rl(x, ROR7_MASK)
+
+ #define BLAKE2S_G1(row1,row2,row3,row4,buf) \
+ row1 = vec_add( vec_add( row1, buf), row2 ); \
+ row4 = vec_xor( row4, row1 ); \
+ row4 = vec_ror_16(row4); \
+ row3 = vec_add( row3, row4 ); \
+ row2 = vec_xor( row2, row3 ); \
+ row2 = vec_ror_12(row2);
+
+ #define BLAKE2S_G2(row1,row2,row3,row4,buf) \
+ row1 = vec_add( vec_add( row1, buf), row2 ); \
+ row4 = vec_xor( row4, row1 ); \
+ row4 = vec_ror_8(row4); \
+ row3 = vec_add( row3, row4 ); \
+ row2 = vec_xor( row2, row3 ); \
+ row2 = vec_ror_7(row2);
+
+ const uint8x16_p D2103_MASK = {12,13,14,15, 0,1,2,3, 4,5,6,7, 8,9,10,11};
+ const uint8x16_p D1032_MASK = {8,9,10,11, 12,13,14,15, 0,1,2,3, 4,5,6,7};
+ const uint8x16_p D0321_MASK = {4,5,6,7, 8,9,10,11, 12,13,14,15, 0,1,2,3};
+
+ #define BLAKE2S_DIAGONALIZE(row1,row2,row3,row4) \
+ row4 = vec_perm( row4, row4, D2103_MASK ); \
+ row3 = vec_perm( row3, row3, D1032_MASK ); \
+ row2 = vec_perm( row2, row2, D0321_MASK );
+
+ #define BLAKE2S_UNDIAGONALIZE(row1,row2,row3,row4) \
+ row4 = vec_perm( row4, row4, D0321_MASK ); \
+ row3 = vec_perm( row3, row3, D1032_MASK ); \
+ row2 = vec_perm( row2, row2, D2103_MASK );
+
+ #define BLAKE2S_ROUND(r) \
+ BLAKE2S_LOAD_MSG_ ##r ##_1(buf1); \
+ BLAKE2S_G1(row1,row2,row3,row4,buf1); \
+ BLAKE2S_LOAD_MSG_ ##r ##_2(buf2); \
+ BLAKE2S_G2(row1,row2,row3,row4,buf2); \
+ BLAKE2S_DIAGONALIZE(row1,row2,row3,row4); \
+ BLAKE2S_LOAD_MSG_ ##r ##_3(buf3); \
+ BLAKE2S_G1(row1,row2,row3,row4,buf3); \
+ BLAKE2S_LOAD_MSG_ ##r ##_4(buf4); \
+ BLAKE2S_G2(row1,row2,row3,row4,buf4); \
+ BLAKE2S_UNDIAGONALIZE(row1,row2,row3,row4);
+
+ uint32x4_p row1, row2, row3, row4;
+ uint32x4_p buf1, buf2, buf3, buf4;
+ uint32x4_p ff0, ff1;
+
+ const uint32x4_p m0 = VectorLoad32LE(input + 0);
+ const uint32x4_p m4 = VectorLoad32LE(input + 16);
+ const uint32x4_p m8 = VectorLoad32LE(input + 32);
+ const uint32x4_p m12 = VectorLoad32LE(input + 48);
+
+ row1 = ff0 = VectorLoad32LE( &state.h[0] );
+ row2 = ff1 = VectorLoad32LE( &state.h[4] );
+ row3 = VectorLoad32( &BLAKE2S_IV[0] );
+ row4 = vec_xor( VectorLoad32( &BLAKE2S_IV[4] ), VectorLoad32( &state.t[0] ) );
+
+ BLAKE2S_ROUND( 0 );
+ BLAKE2S_ROUND( 1 );
+ BLAKE2S_ROUND( 2 );
+ BLAKE2S_ROUND( 3 );
+ BLAKE2S_ROUND( 4 );
+ BLAKE2S_ROUND( 5 );
+ BLAKE2S_ROUND( 6 );
+ BLAKE2S_ROUND( 7 );
+ BLAKE2S_ROUND( 8 );
+ BLAKE2S_ROUND( 9 );
+
+ VectorStore32LE( &state.h[0], vec_xor( ff0, vec_xor( row1, row3 ) ) );
+ VectorStore32LE( &state.h[4], vec_xor( ff1, vec_xor( row2, row4 ) ) );
+
+ #undef m0
+ #undef m1
+ #undef m2
+ #undef m3
+
+ #undef m4
+ #undef m5
+ #undef m6
+ #undef m7
+
+ #undef m8
+ #undef m9
+ #undef m10
+ #undef m11
+
+ #undef m12
+ #undef m13
+ #undef m14
+ #undef m15
+}
+#endif // CRYPTOPP_POWER7_AVAILABLE
+
+NAMESPACE_END
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