arne
/
cryptopp
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fix AdvancedProcessBlocks_{MxN}_NEON compile with MSVC compiler (GH #776)

pull/778/head
Jeffrey Walton 2019-01-03 19:49:00 -05:00
parent b70bc4865f
commit ed349dced1
No known key found for this signature in database
GPG Key ID: B36AB348921B1838
1 changed files with 31 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
adv_simd.h
View File

@ -58,6 +58,17 @@
# include <arm_acle.h>
#endif
// Thanks to Peter Cordes, https://stackoverflow.com/q/54016821/608639
#if (CRYPTOPP_ARM_NEON_AVAILABLE)
# ifndef PACK32x4
# if defined(_MSC_VER)
# define PACK32x4(w,x,y,z) { ((w) + (word64(x) << 32)), ((y) + (word64(z) << 32)) }
# else
# define PACK32x4(w,x,y,z) { (w), (x), (y), (z) }
# endif
# endif // PACK32x4
#endif // Microsoft workaround
#if (CRYPTOPP_SSE2_INTRIN_AVAILABLE)
# include <emmintrin.h>
# include <xmmintrin.h>
@ -113,12 +124,12 @@ inline size_t AdvancedProcessBlocks64_6x2_NEON(F2 func2, F6 func6,
CRYPTOPP_ASSERT(length >= 8);
#if (CRYPTOPP_LITTLE_ENDIAN)
const uint32x4_t s_one = {0, 0, 0, 1<<24};
const uint32x4_t s_two = {0, 2<<24, 0, 2<<24};
const uint32x4_t s_one = PACK32x4(0, 0, 0, 1<<24);
const uint32x4_t s_two = PACK32x4(0, 2<<24, 0, 2<<24);
#else
// TODO: verify these constants on ARM-BE
const uint32x4_t s_one = {0, 0, 0, 1};
const uint32x4_t s_two = {0, 2, 0, 2};
//const uint32x4_t s_one = PACK32x4(0, 0, 0, 1);
//const uint32x4_t s_two = PACK32x4(0, 2, 0, 2);
#endif
const size_t blockSize = 8;
@ -358,12 +369,12 @@ inline size_t AdvancedProcessBlocks128_6x1_NEON(F1 func1, F6 func6,
CRYPTOPP_ASSERT(length >= 16);
#if (CRYPTOPP_LITTLE_ENDIAN)
const uint32x4_t s_one = {0, 0, 0, 1<<24};
//const uint32x4_t s_two = {0, 2<<24, 0, 2<<24};
const uint32x4_t s_one = PACK32x4(0, 0, 0, 1<<24);
//const uint32x4_t s_two = PACK32x4(0, 2<<24, 0, 2<<24);
#else
// TODO: verify these constants on ARM-BE
const uint32x4_t s_one = {0, 0, 0, 1};
//const uint32x4_t s_two = {0, 2, 0, 2};
//const uint32x4_t s_one = PACK32x4(0, 0, 0, 1);
//const uint32x4_t s_two = PACK32x4(0, 2, 0, 2);
#endif
const size_t blockSize = 16;
@ -509,24 +520,23 @@ inline size_t AdvancedProcessBlocks128_6x1_NEON(F1 func1, F6 func6,
/// usually uint32x4_t or uint64x2_t. F1, F4, W and V must use the same word and
/// vector type. The V parameter is used to avoid template argument
/// deduction/substitution failures.
template <typename F1, typename F4, typename W, typename V>
template <typename F1, typename F4, typename W>
inline size_t AdvancedProcessBlocks128_4x1_NEON(F1 func1, F4 func4,
const V& unused, const W *subKeys, size_t rounds, const byte *inBlocks,
const W *subKeys, size_t rounds, const byte *inBlocks,
const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags)
{
CRYPTOPP_ASSERT(subKeys);
CRYPTOPP_ASSERT(inBlocks);
CRYPTOPP_ASSERT(outBlocks);
CRYPTOPP_ASSERT(length >= 16);
CRYPTOPP_UNUSED(unused);
#if (CRYPTOPP_LITTLE_ENDIAN)
const uint32x4_t s_one = {0, 0, 0, 1<<24};
//const uint32x4_t s_two = {0, 2<<24, 0, 2<<24};
const uint32x4_t s_one = PACK32x4(0, 0, 0, 1<<24);
//const uint32x4_t s_two = PACK32x4(0, 2<<24, 0, 2<<24);
#else
// TODO: verify these constants on ARM-BE
const uint32x4_t s_one = {0, 0, 0, 1};
//const uint32x4_t s_two = {0, 2, 0, 2};
//const uint32x4_t s_one = PACK32x4(0, 0, 0, 1);
//const uint32x4_t s_two = PACK32x4(0, 2, 0, 2);
#endif
const size_t blockSize = 16;
@ -589,7 +599,7 @@ inline size_t AdvancedProcessBlocks128_4x1_NEON(F1 func1, F4 func4,
xorBlocks = PtrAdd(xorBlocks, xorIncrement);
}
func4((V&)block0, (V&)block1, (V&)block2, (V&)block3, subKeys, static_cast<unsigned int>(rounds));
func4(block0, block1, block2, block3, subKeys, static_cast<unsigned int>(rounds));
if (xorOutput)
{
@ -626,7 +636,7 @@ inline size_t AdvancedProcessBlocks128_4x1_NEON(F1 func1, F4 func4,
if (flags & BT_InBlockIsCounter)
const_cast<byte *>(inBlocks)[15]++;
func1( (V&)block, subKeys, static_cast<unsigned int>(rounds));
func1(block, subKeys, static_cast<unsigned int>(rounds));
if (xorOutput)
block = veorq_u64(block, vreinterpretq_u64_u8(vld1q_u8(xorBlocks)));
@ -661,12 +671,12 @@ inline size_t AdvancedProcessBlocks128_6x2_NEON(F2 func2, F6 func6,
CRYPTOPP_ASSERT(length >= 16);
#if (CRYPTOPP_LITTLE_ENDIAN)
const uint32x4_t s_one = {0, 0, 0, 1<<24};
//const uint32x4_t s_two = {0, 2<<24, 0, 2<<24};
const uint32x4_t s_one = PACK32x4(0, 0, 0, 1<<24);
//const uint32x4_t s_two = PACK32x4(0, 2<<24, 0, 2<<24);
#else
// TODO: verify these constants on ARM-BE
const uint32x4_t s_one = {0, 0, 0, 1};
//const uint32x4_t s_two = {0, 2, 0, 2};
//const uint32x4_t s_one = PACK32x4(0, 0, 0, 1);
//const uint32x4_t s_two = PACK32x4(0, 2, 0, 2);
#endif
const size_t blockSize = 16;