1 files changed, 345 insertions, 0 deletions

diff --git a/CryptoPP/cpu.h b/CryptoPP/cpu.h
new file mode 100644
index 000000000..65029d338
--- /dev/null
+++ b/CryptoPP/cpu.h
@@ -0,0 +1,345 @@
+#ifndef CRYPTOPP_CPU_H
+#define CRYPTOPP_CPU_H
+
+#ifdef CRYPTOPP_GENERATE_X64_MASM
+
+#define CRYPTOPP_X86_ASM_AVAILABLE
+#define CRYPTOPP_BOOL_X64 1
+#define CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE 1
+#define NAMESPACE_END
+
+#else
+
+#include "config.h"
+
+#if CRYPTOPP_BOOL_SSE2_INTRINSICS_AVAILABLE
+#include <emmintrin.h>
+#endif
+
+#if CRYPTOPP_BOOL_AESNI_INTRINSICS_AVAILABLE
+#if !defined(__GNUC__) || defined(__SSSE3__) || defined(__INTEL_COMPILER)
+#include <tmmintrin.h>
+#else
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_shuffle_epi8 (__m128i a, __m128i b)
+{
+	asm ("pshufb %1, %0" : "+x"(a) : "xm"(b));
+  	return a;
+}
+#endif
+#if !defined(__GNUC__) || defined(__SSE4_1__) || defined(__INTEL_COMPILER)
+#include <smmintrin.h>
+#else
+__inline int __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_extract_epi32 (__m128i a, const int i)
+{
+	int r;
+	asm ("pextrd %2, %1, %0" : "=rm"(r) : "x"(a), "i"(i));
+  	return r;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_insert_epi32 (__m128i a, int b, const int i)
+{
+	asm ("pinsrd %2, %1, %0" : "+x"(a) : "rm"(b), "i"(i));
+  	return a;
+}
+#endif
+#if !defined(__GNUC__) || (defined(__AES__) && defined(__PCLMUL__)) || defined(__INTEL_COMPILER)
+#include <wmmintrin.h>
+#else
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_clmulepi64_si128 (__m128i a, __m128i b, const int i)
+{
+	asm ("pclmulqdq %2, %1, %0" : "+x"(a) : "xm"(b), "i"(i));
+  	return a;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aeskeygenassist_si128 (__m128i a, const int i)
+{
+	__m128i r;
+	asm ("aeskeygenassist %2, %1, %0" : "=x"(r) : "xm"(a), "i"(i));
+  	return r;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesimc_si128 (__m128i a)
+{
+	__m128i r;
+	asm ("aesimc %1, %0" : "=x"(r) : "xm"(a));
+  	return r;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesenc_si128 (__m128i a, __m128i b)
+{
+	asm ("aesenc %1, %0" : "+x"(a) : "xm"(b));
+  	return a;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesenclast_si128 (__m128i a, __m128i b)
+{
+	asm ("aesenclast %1, %0" : "+x"(a) : "xm"(b));
+  	return a;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesdec_si128 (__m128i a, __m128i b)
+{
+	asm ("aesdec %1, %0" : "+x"(a) : "xm"(b));
+  	return a;
+}
+__inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesdeclast_si128 (__m128i a, __m128i b)
+{
+	asm ("aesdeclast %1, %0" : "+x"(a) : "xm"(b));
+  	return a;
+}
+#endif
+#endif
+
+NAMESPACE_BEGIN(CryptoPP)
+
+#if CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X64
+
+#define CRYPTOPP_CPUID_AVAILABLE
+
+// these should not be used directly
+extern CRYPTOPP_DLL bool g_x86DetectionDone;
+extern CRYPTOPP_DLL bool g_hasSSSE3;
+extern CRYPTOPP_DLL bool g_hasAESNI;
+extern CRYPTOPP_DLL bool g_hasCLMUL;
+extern CRYPTOPP_DLL bool g_isP4;
+extern CRYPTOPP_DLL word32 g_cacheLineSize;
+CRYPTOPP_DLL void CRYPTOPP_API DetectX86Features();
+CRYPTOPP_DLL bool CRYPTOPP_API CpuId(word32 input, word32 *output);
+
+#if CRYPTOPP_BOOL_X64
+inline bool HasSSE2()	{return true;}
+inline bool HasISSE()	{return true;}
+inline bool HasMMX()	{return true;}
+#else
+
+extern CRYPTOPP_DLL bool g_hasSSE2;
+extern CRYPTOPP_DLL bool g_hasISSE;
+extern CRYPTOPP_DLL bool g_hasMMX;
+
+inline bool HasSSE2()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_hasSSE2;
+}
+
+inline bool HasISSE()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_hasISSE;
+}
+
+inline bool HasMMX()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_hasMMX;
+}
+
+#endif
+
+inline bool HasSSSE3()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_hasSSSE3;
+}
+
+inline bool HasAESNI()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_hasAESNI;
+}
+
+inline bool HasCLMUL()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_hasCLMUL;
+}
+
+inline bool IsP4()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_isP4;
+}
+
+inline int GetCacheLineSize()
+{
+	if (!g_x86DetectionDone)
+		DetectX86Features();
+	return g_cacheLineSize;
+}
+
+#else
+
+inline int GetCacheLineSize()
+{
+	return CRYPTOPP_L1_CACHE_LINE_SIZE;
+}
+
+#endif
+
+#endif
+
+#ifdef CRYPTOPP_GENERATE_X64_MASM
+	#define AS1(x) x*newline*
+	#define AS2(x, y) x, y*newline*
+	#define AS3(x, y, z) x, y, z*newline*
+	#define ASS(x, y, a, b, c, d) x, y, a*64+b*16+c*4+d*newline*
+	#define ASL(x) label##x:*newline*
+	#define ASJ(x, y, z) x label##y*newline*
+	#define ASC(x, y) x label##y*newline*
+	#define AS_HEX(y) 0##y##h
+#elif defined(_MSC_VER) || defined(__BORLANDC__)
+	#define CRYPTOPP_MS_STYLE_INLINE_ASSEMBLY
+	#define AS1(x) __asm {x}
+	#define AS2(x, y) __asm {x, y}
+	#define AS3(x, y, z) __asm {x, y, z}
+	#define ASS(x, y, a, b, c, d) __asm {x, y, (a)*64+(b)*16+(c)*4+(d)}
+	#define ASL(x) __asm {label##x:}
+	#define ASJ(x, y, z) __asm {x label##y}
+	#define ASC(x, y) __asm {x label##y}
+	#define CRYPTOPP_NAKED __declspec(naked)
+	#define AS_HEX(y) 0x##y
+#else
+	#define CRYPTOPP_GNU_STYLE_INLINE_ASSEMBLY
+	// define these in two steps to allow arguments to be expanded
+	#define GNU_AS1(x) #x ";"
+	#define GNU_AS2(x, y) #x ", " #y ";"
+	#define GNU_AS3(x, y, z) #x ", " #y ", " #z ";"
+	#define GNU_ASL(x) "\n" #x ":"
+	#define GNU_ASJ(x, y, z) #x " " #y #z ";"
+	#define AS1(x) GNU_AS1(x)
+	#define AS2(x, y) GNU_AS2(x, y)
+	#define AS3(x, y, z) GNU_AS3(x, y, z)
+	#define ASS(x, y, a, b, c, d) #x ", " #y ", " #a "*64+" #b "*16+" #c "*4+" #d ";"
+	#define ASL(x) GNU_ASL(x)
+	#define ASJ(x, y, z) GNU_ASJ(x, y, z)
+	#define ASC(x, y) #x " " #y ";"
+	#define CRYPTOPP_NAKED
+	#define AS_HEX(y) 0x##y
+#endif
+
+#define IF0(y)
+#define IF1(y) y
+
+#ifdef CRYPTOPP_GENERATE_X64_MASM
+#define ASM_MOD(x, y) ((x) MOD (y))
+#define XMMWORD_PTR XMMWORD PTR
+#else
+// GNU assembler doesn't seem to have mod operator
+#define ASM_MOD(x, y) ((x)-((x)/(y))*(y))
+// GAS 2.15 doesn't support XMMWORD PTR. it seems necessary only for MASM
+#define XMMWORD_PTR
+#endif
+
+#if CRYPTOPP_BOOL_X86
+	#define AS_REG_1 ecx
+	#define AS_REG_2 edx
+	#define AS_REG_3 esi
+	#define AS_REG_4 edi
+	#define AS_REG_5 eax
+	#define AS_REG_6 ebx
+	#define AS_REG_7 ebp
+	#define AS_REG_1d ecx
+	#define AS_REG_2d edx
+	#define AS_REG_3d esi
+	#define AS_REG_4d edi
+	#define AS_REG_5d eax
+	#define AS_REG_6d ebx
+	#define AS_REG_7d ebp
+	#define WORD_SZ 4
+	#define WORD_REG(x)	e##x
+	#define WORD_PTR DWORD PTR
+	#define AS_PUSH_IF86(x) AS1(push e##x)
+	#define AS_POP_IF86(x) AS1(pop e##x)
+	#define AS_JCXZ jecxz
+#elif CRYPTOPP_BOOL_X64
+	#ifdef CRYPTOPP_GENERATE_X64_MASM
+		#define AS_REG_1 rcx
+		#define AS_REG_2 rdx
+		#define AS_REG_3 r8
+		#define AS_REG_4 r9
+		#define AS_REG_5 rax
+		#define AS_REG_6 r10
+		#define AS_REG_7 r11
+		#define AS_REG_1d ecx
+		#define AS_REG_2d edx
+		#define AS_REG_3d r8d
+		#define AS_REG_4d r9d
+		#define AS_REG_5d eax
+		#define AS_REG_6d r10d
+		#define AS_REG_7d r11d
+	#else
+		#define AS_REG_1 rdi
+		#define AS_REG_2 rsi
+		#define AS_REG_3 rdx
+		#define AS_REG_4 rcx
+		#define AS_REG_5 r8
+		#define AS_REG_6 r9
+		#define AS_REG_7 r10
+		#define AS_REG_1d edi
+		#define AS_REG_2d esi
+		#define AS_REG_3d edx
+		#define AS_REG_4d ecx
+		#define AS_REG_5d r8d
+		#define AS_REG_6d r9d
+		#define AS_REG_7d r10d
+	#endif
+	#define WORD_SZ 8
+	#define WORD_REG(x)	r##x
+	#define WORD_PTR QWORD PTR
+	#define AS_PUSH_IF86(x)
+	#define AS_POP_IF86(x)
+	#define AS_JCXZ jrcxz
+#endif
+
+// helper macro for stream cipher output
+#define AS_XMM_OUTPUT4(labelPrefix, inputPtr, outputPtr, x0, x1, x2, x3, t, p0, p1, p2, p3, increment)\
+	AS2(	test	inputPtr, inputPtr)\
+	ASC(	jz,		labelPrefix##3)\
+	AS2(	test	inputPtr, 15)\
+	ASC(	jnz,	labelPrefix##7)\
+	AS2(	pxor	xmm##x0, [inputPtr+p0*16])\
+	AS2(	pxor	xmm##x1, [inputPtr+p1*16])\
+	AS2(	pxor	xmm##x2, [inputPtr+p2*16])\
+	AS2(	pxor	xmm##x3, [inputPtr+p3*16])\
+	AS2(	add		inputPtr, increment*16)\
+	ASC(	jmp,	labelPrefix##3)\
+	ASL(labelPrefix##7)\
+	AS2(	movdqu	xmm##t, [inputPtr+p0*16])\
+	AS2(	pxor	xmm##x0, xmm##t)\
+	AS2(	movdqu	xmm##t, [inputPtr+p1*16])\
+	AS2(	pxor	xmm##x1, xmm##t)\
+	AS2(	movdqu	xmm##t, [inputPtr+p2*16])\
+	AS2(	pxor	xmm##x2, xmm##t)\
+	AS2(	movdqu	xmm##t, [inputPtr+p3*16])\
+	AS2(	pxor	xmm##x3, xmm##t)\
+	AS2(	add		inputPtr, increment*16)\
+	ASL(labelPrefix##3)\
+	AS2(	test	outputPtr, 15)\
+	ASC(	jnz,	labelPrefix##8)\
+	AS2(	movdqa	[outputPtr+p0*16], xmm##x0)\
+	AS2(	movdqa	[outputPtr+p1*16], xmm##x1)\
+	AS2(	movdqa	[outputPtr+p2*16], xmm##x2)\
+	AS2(	movdqa	[outputPtr+p3*16], xmm##x3)\
+	ASC(	jmp,	labelPrefix##9)\
+	ASL(labelPrefix##8)\
+	AS2(	movdqu	[outputPtr+p0*16], xmm##x0)\
+	AS2(	movdqu	[outputPtr+p1*16], xmm##x1)\
+	AS2(	movdqu	[outputPtr+p2*16], xmm##x2)\
+	AS2(	movdqu	[outputPtr+p3*16], xmm##x3)\
+	ASL(labelPrefix##9)\
+	AS2(	add		outputPtr, increment*16)
+
+NAMESPACE_END
+
+#endif