(svn r7470) -Codechange: Leave elrails enabled after loading old (pre-optional) and very old (pre-elrails) games. Let the user manually disable if if undesired.
.CODE
PUBLIC _get_save_esp
_get_save_esp:
MOV RAX,RSP
RET
PUBLIC _rdtsc
_rdtsc:
RDTSC
MOV RCX,RDX
SHL RCX,32
AND RAX,0FFFFFFFFh
OR RAX,RCX
RET
END