Format of Phar Lap buffer for registers:
Offset	Size	Description	)
 00h  8 BYTEs	unused
 08h  4	DWORDs	EAX,EBX,ECX,EDX
 18h  4 DWORDs	ESI,EDI,EBP,ESP
 28h  6 WORDs	CS,DS,SS,ES,FS,GS
 34h	DWORD	EIP
 38h	DWORD	EFLAGS