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345 lines
8.6 KiB
345 lines
8.6 KiB
#ifndef CRYPTOPP_CPU_H |
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#define CRYPTOPP_CPU_H |
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#ifdef CRYPTOPP_GENERATE_X64_MASM |
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#define CRYPTOPP_X86_ASM_AVAILABLE |
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#define CRYPTOPP_BOOL_X64 1 |
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#define CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE 1 |
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#define NAMESPACE_END |
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#else |
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#include "config.h" |
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#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE |
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#include <emmintrin.h> |
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#endif |
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#if CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE |
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#if !defined(__GNUC__) || defined(__SSSE3__) || defined(__INTEL_COMPILER) |
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#include <tmmintrin.h> |
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#else |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_shuffle_epi8 (__m128i a, __m128i b) |
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{ |
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asm ("pshufb %1, %0" : "+x"(a) : "xm"(b)); |
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return a; |
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} |
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#endif |
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#if !defined(__GNUC__) || defined(__SSE4_1__) || defined(__INTEL_COMPILER) |
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#include <smmintrin.h> |
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#else |
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__inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_extract_epi32 (__m128i a, const int i) |
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{ |
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int r; |
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asm ("pextrd %2, %1, %0" : "=rm"(r) : "x"(a), "i"(i)); |
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return r; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_insert_epi32 (__m128i a, int b, const int i) |
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{ |
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asm ("pinsrd %2, %1, %0" : "+x"(a) : "rm"(b), "i"(i)); |
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return a; |
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} |
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#endif |
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#if !defined(__GNUC__) || (defined(__AES__) && defined(__PCLMUL__)) || defined(__INTEL_COMPILER) |
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#include <wmmintrin.h> |
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#else |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_clmulepi64_si128 (__m128i a, __m128i b, const int i) |
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{ |
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asm ("pclmulqdq %2, %1, %0" : "+x"(a) : "xm"(b), "i"(i)); |
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return a; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_aeskeygenassist_si128 (__m128i a, const int i) |
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{ |
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__m128i r; |
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asm ("aeskeygenassist %2, %1, %0" : "=x"(r) : "xm"(a), "i"(i)); |
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return r; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_aesimc_si128 (__m128i a) |
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{ |
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__m128i r; |
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asm ("aesimc %1, %0" : "=x"(r) : "xm"(a)); |
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return r; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_aesenc_si128 (__m128i a, __m128i b) |
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{ |
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asm ("aesenc %1, %0" : "+x"(a) : "xm"(b)); |
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return a; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_aesenclast_si128 (__m128i a, __m128i b) |
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{ |
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asm ("aesenclast %1, %0" : "+x"(a) : "xm"(b)); |
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return a; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_aesdec_si128 (__m128i a, __m128i b) |
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{ |
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asm ("aesdec %1, %0" : "+x"(a) : "xm"(b)); |
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return a; |
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} |
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__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__)) |
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_mm_aesdeclast_si128 (__m128i a, __m128i b) |
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{ |
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asm ("aesdeclast %1, %0" : "+x"(a) : "xm"(b)); |
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return a; |
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} |
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#endif |
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#endif |
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NAMESPACE_BEGIN(CryptoPP) |
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#if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X64 |
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#define CRYPTOPP_CPUID_AVAILABLE |
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// these should not be used directly |
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extern CRYPTOPP_DLL bool g_x86DetectionDone; |
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extern CRYPTOPP_DLL bool g_hasSSSE3; |
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extern CRYPTOPP_DLL bool g_hasAESNI; |
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extern CRYPTOPP_DLL bool g_hasCLMUL; |
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extern CRYPTOPP_DLL bool g_isP4; |
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extern CRYPTOPP_DLL word32 g_cacheLineSize; |
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CRYPTOPP_DLL void CRYPTOPP_API DetectX86Features(); |
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CRYPTOPP_DLL bool CRYPTOPP_API CpuId(word32 input, word32 *output); |
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#if CRYPTOPP_BOOL_X64 |
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inline bool HasSSE2() {return true;} |
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inline bool HasISSE() {return true;} |
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inline bool HasMMX() {return true;} |
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#else |
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extern CRYPTOPP_DLL bool g_hasSSE2; |
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extern CRYPTOPP_DLL bool g_hasISSE; |
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extern CRYPTOPP_DLL bool g_hasMMX; |
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inline bool HasSSE2() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_hasSSE2; |
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} |
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inline bool HasISSE() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_hasISSE; |
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} |
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inline bool HasMMX() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_hasMMX; |
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} |
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#endif |
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inline bool HasSSSE3() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_hasSSSE3; |
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} |
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inline bool HasAESNI() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_hasAESNI; |
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} |
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inline bool HasCLMUL() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_hasCLMUL; |
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} |
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inline bool IsP4() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_isP4; |
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} |
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inline int GetCacheLineSize() |
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{ |
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if (!g_x86DetectionDone) |
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DetectX86Features(); |
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return g_cacheLineSize; |
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} |
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#else |
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inline int GetCacheLineSize() |
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{ |
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return CRYPTOPP_L1_CACHE_LINE_SIZE; |
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} |
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#endif |
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#endif |
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#ifdef CRYPTOPP_GENERATE_X64_MASM |
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#define AS1(x) x*newline* |
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#define AS2(x, y) x, y*newline* |
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#define AS3(x, y, z) x, y, z*newline* |
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#define ASS(x, y, a, b, c, d) x, y, a*64+b*16+c*4+d*newline* |
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#define ASL(x) label##x:*newline* |
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#define ASJ(x, y, z) x label##y*newline* |
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#define ASC(x, y) x label##y*newline* |
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#define AS_HEX(y) 0##y##h |
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#elif defined(_MSC_VER) || defined(__BORLANDC__) |
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#define CRYPTOPP_MS_STYLE_INLINE_ASSEMBLY |
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#define AS1(x) __asm {x} |
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#define AS2(x, y) __asm {x, y} |
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#define AS3(x, y, z) __asm {x, y, z} |
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#define ASS(x, y, a, b, c, d) __asm {x, y, (a)*64+(b)*16+(c)*4+(d)} |
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#define ASL(x) __asm {label##x:} |
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#define ASJ(x, y, z) __asm {x label##y} |
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#define ASC(x, y) __asm {x label##y} |
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#define CRYPTOPP_NAKED __declspec(naked) |
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#define AS_HEX(y) 0x##y |
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#else |
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#define CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY |
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// define these in two steps to allow arguments to be expanded |
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#define GNU_AS1(x) #x ";" |
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#define GNU_AS2(x, y) #x ", " #y ";" |
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#define GNU_AS3(x, y, z) #x ", " #y ", " #z ";" |
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#define GNU_ASL(x) "\n" #x ":" |
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#define GNU_ASJ(x, y, z) #x " " #y #z ";" |
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#define AS1(x) GNU_AS1(x) |
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#define AS2(x, y) GNU_AS2(x, y) |
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#define AS3(x, y, z) GNU_AS3(x, y, z) |
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#define ASS(x, y, a, b, c, d) #x ", " #y ", " #a "*64+" #b "*16+" #c "*4+" #d ";" |
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#define ASL(x) GNU_ASL(x) |
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#define ASJ(x, y, z) GNU_ASJ(x, y, z) |
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#define ASC(x, y) #x " " #y ";" |
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#define CRYPTOPP_NAKED |
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#define AS_HEX(y) 0x##y |
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#endif |
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#define IF0(y) |
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#define IF1(y) y |
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#ifdef CRYPTOPP_GENERATE_X64_MASM |
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#define ASM_MOD(x, y) ((x) MOD (y)) |
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#define XMMWORD_PTR XMMWORD PTR |
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#else |
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// GNU assembler doesn't seem to have mod operator |
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#define ASM_MOD(x, y) ((x)-((x)/(y))*(y)) |
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// GAS 2.15 doesn't support XMMWORD PTR. it seems necessary only for MASM |
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#define XMMWORD_PTR |
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#endif |
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#if CRYPTOPP_BOOL_X86 |
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#define AS_REG_1 ecx |
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#define AS_REG_2 edx |
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#define AS_REG_3 esi |
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#define AS_REG_4 edi |
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#define AS_REG_5 eax |
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#define AS_REG_6 ebx |
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#define AS_REG_7 ebp |
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#define AS_REG_1d ecx |
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#define AS_REG_2d edx |
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#define AS_REG_3d esi |
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#define AS_REG_4d edi |
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#define AS_REG_5d eax |
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#define AS_REG_6d ebx |
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#define AS_REG_7d ebp |
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#define WORD_SZ 4 |
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#define WORD_REG(x) e##x |
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#define WORD_PTR DWORD PTR |
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#define AS_PUSH_IF86(x) AS1(push e##x) |
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#define AS_POP_IF86(x) AS1(pop e##x) |
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#define AS_JCXZ jecxz |
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#elif CRYPTOPP_BOOL_X64 |
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#ifdef CRYPTOPP_GENERATE_X64_MASM |
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#define AS_REG_1 rcx |
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#define AS_REG_2 rdx |
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#define AS_REG_3 r8 |
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#define AS_REG_4 r9 |
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#define AS_REG_5 rax |
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#define AS_REG_6 r10 |
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#define AS_REG_7 r11 |
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#define AS_REG_1d ecx |
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#define AS_REG_2d edx |
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#define AS_REG_3d r8d |
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#define AS_REG_4d r9d |
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#define AS_REG_5d eax |
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#define AS_REG_6d r10d |
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#define AS_REG_7d r11d |
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#else |
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#define AS_REG_1 rdi |
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#define AS_REG_2 rsi |
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#define AS_REG_3 rdx |
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#define AS_REG_4 rcx |
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#define AS_REG_5 r8 |
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#define AS_REG_6 r9 |
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#define AS_REG_7 r10 |
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#define AS_REG_1d edi |
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#define AS_REG_2d esi |
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#define AS_REG_3d edx |
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#define AS_REG_4d ecx |
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#define AS_REG_5d r8d |
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#define AS_REG_6d r9d |
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#define AS_REG_7d r10d |
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#endif |
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#define WORD_SZ 8 |
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#define WORD_REG(x) r##x |
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#define WORD_PTR QWORD PTR |
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#define AS_PUSH_IF86(x) |
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#define AS_POP_IF86(x) |
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#define AS_JCXZ jrcxz |
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#endif |
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// helper macro for stream cipher output |
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#define AS_XMM_OUTPUT4(labelPrefix, inputPtr, outputPtr, x0, x1, x2, x3, t, p0, p1, p2, p3, increment)\ |
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AS2( test inputPtr, inputPtr)\ |
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ASC( jz, labelPrefix##3)\ |
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AS2( test inputPtr, 15)\ |
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ASC( jnz, labelPrefix##7)\ |
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AS2( pxor xmm##x0, [inputPtr+p0*16])\ |
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AS2( pxor xmm##x1, [inputPtr+p1*16])\ |
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AS2( pxor xmm##x2, [inputPtr+p2*16])\ |
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AS2( pxor xmm##x3, [inputPtr+p3*16])\ |
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AS2( add inputPtr, increment*16)\ |
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ASC( jmp, labelPrefix##3)\ |
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ASL(labelPrefix##7)\ |
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AS2( movdqu xmm##t, [inputPtr+p0*16])\ |
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AS2( pxor xmm##x0, xmm##t)\ |
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AS2( movdqu xmm##t, [inputPtr+p1*16])\ |
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AS2( pxor xmm##x1, xmm##t)\ |
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AS2( movdqu xmm##t, [inputPtr+p2*16])\ |
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AS2( pxor xmm##x2, xmm##t)\ |
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AS2( movdqu xmm##t, [inputPtr+p3*16])\ |
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AS2( pxor xmm##x3, xmm##t)\ |
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AS2( add inputPtr, increment*16)\ |
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ASL(labelPrefix##3)\ |
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AS2( test outputPtr, 15)\ |
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ASC( jnz, labelPrefix##8)\ |
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AS2( movdqa [outputPtr+p0*16], xmm##x0)\ |
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AS2( movdqa [outputPtr+p1*16], xmm##x1)\ |
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AS2( movdqa [outputPtr+p2*16], xmm##x2)\ |
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AS2( movdqa [outputPtr+p3*16], xmm##x3)\ |
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ASC( jmp, labelPrefix##9)\ |
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ASL(labelPrefix##8)\ |
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AS2( movdqu [outputPtr+p0*16], xmm##x0)\ |
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AS2( movdqu [outputPtr+p1*16], xmm##x1)\ |
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AS2( movdqu [outputPtr+p2*16], xmm##x2)\ |
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AS2( movdqu [outputPtr+p3*16], xmm##x3)\ |
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ASL(labelPrefix##9)\ |
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AS2( add outputPtr, increment*16) |
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NAMESPACE_END |
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#endif
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