gcm.cpp File Reference

#include "pch.h"
#include "config.h"
#include "gcm.h"
#include "cpu.h"

Include dependency graph for gcm.cpp:

Go to the source code of this file.

Macros
#define	USE_MOV_REG32_OR_REG64   1
#define	READ_TABLE_WORD64_COMMON(a, b, c, d)   *(word64 *)(void *)(table+(a*1024)+(b*256)+c+d*8)
#define	READ_TABLE_WORD64(a, b, c, d, e)   READ_TABLE_WORD64_COMMON((d%2), c, (d?(z##c>>((d?d-1:0)*4))&0xf0:(z##c&0xf)<<4), e)
#define	GF_MOST_SIG_8BITS(a)   (a##1 >> 7*8)
#define	GF_SHIFT_8(a)   a##1 = (a##1 << 8) ^ (a##0 >> 7*8); a##0 <<= 8;
#define	GF_MUL_32BY128(op, a, b, c)
#define	READ_TABLE_WORD64_COMMON(a, c, d)   *(word64 *)(void *)(table+(a)*256*16+(c)+(d)*8)
#define	READ_TABLE_WORD64(b, c, d, e)   READ_TABLE_WORD64_COMMON(c*4+d, (d?(z##c>>((d?d:1)*8-4))&0xff0:(z##c&0xff)<<4), e)
#define	GF_MUL_8BY128(op, b, c, d)

Macro Definition Documentation

#define GF_MOST_SIG_8BITS

(

a

)

(a##1 >> 7*8)

#define GF_MUL_32BY128	(		op,
			a,
			b,
			c
	)

Value:

a0 op READ_TABLE_WORD64(a, b, c, 0, 0) ^ READ_TABLE_WORD64(a, b, c, 1, 0);\
				a1 op READ_TABLE_WORD64(a, b, c, 0, 1) ^ READ_TABLE_WORD64(a, b, c, 1, 1);\
                                b0 op READ_TABLE_WORD64(a, b, c, 2, 0) ^ READ_TABLE_WORD64(a, b, c, 3, 0);\
                                b1 op READ_TABLE_WORD64(a, b, c, 2, 1) ^ READ_TABLE_WORD64(a, b, c, 3, 1);\
                                c0 op READ_TABLE_WORD64(a, b, c, 4, 0) ^ READ_TABLE_WORD64(a, b, c, 5, 0);\
                                c1 op READ_TABLE_WORD64(a, b, c, 4, 1) ^ READ_TABLE_WORD64(a, b, c, 5, 1);\
                                d0 op READ_TABLE_WORD64(a, b, c, 6, 0) ^ READ_TABLE_WORD64(a, b, c, 7, 0);\
                                d1 op READ_TABLE_WORD64(a, b, c, 6, 1) ^ READ_TABLE_WORD64(a, b, c, 7, 1);\

#define GF_MUL_8BY128	(		op,
			b,
			c,
			d
	)

Value:

a0 op READ_TABLE_WORD64(b, c, d, 0);\
				a1 op READ_TABLE_WORD64(b, c, d, 1);\

#define GF_SHIFT_8

(

a

)

a##1 = (a##1 << 8) ^ (a##0 >> 7*8); a##0 <<= 8;

#define READ_TABLE_WORD64	(		a,
			b,
			c,
			d,
			e
	)		READ_TABLE_WORD64_COMMON((d%2), c, (d?(z##c>>((d?d-1:0)*4))&0xf0:(z##c&0xf)<<4), e)

#define READ_TABLE_WORD64	(		b,
			c,
			d,
			e
	)		READ_TABLE_WORD64_COMMON(c*4+d, (d?(z##c>>((d?d:1)*8-4))&0xff0:(z##c&0xff)<<4), e)

#define READ_TABLE_WORD64_COMMON	(		a,
			b,
			c,
			d
	)		*(word64 *)(void *)(table+(a*1024)+(b*256)+c+d*8)

#define READ_TABLE_WORD64_COMMON	(		a,
			c,
			d
	)		*(word64 *)(void *)(table+(a)*256*16+(c)+(d)*8)

#define USE_MOV_REG32_OR_REG64   1

Definition at line 43 of file gcm.cpp.