#undef __WORDSIZE

#define __WORDSIZE 64

#define R15    0

#define R14    1

#define R13    2

#define R12    3

#define RBP    4

#define RBX    5

#define R11    6

#define R10    7

#define R9     8

#define R8     9

#define RAX    10

#define RCX    11

#define RDX    12

#define RSI    13

#define RDI    14

#define ORIG_RAX 15

#define RIP    16

#define CS     17

#define EFLAGS 18

#define RSP    19

#define SS     20

#define FS_BASE 21

#define GS_BASE 22

#define DS     23

#define ES     24

#define FS     25

#define GS     26