                              1 ; /*-------------------------------------------------------------------------
                              2 ; 
                              3 ;   crtxstack.asm :- C run-time: setup xstack
                              4 ; 
                              5 ;    This library is free software; you can redistribute it and/or modify it
                              6 ;    under the terms of the GNU Library General Public License as published by the
                              7 ;    Free Software Foundation; either version 2, or (at your option) any
                              8 ;    later version.
                              9 ;    
                             10 ;    This library is distributed in the hope that it will be useful,
                             11 ;    but WITHOUT ANY WARRANTY; without even the implied warranty of
                             12 ;    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                             13 ;    GNU Library General Public License for more details.
                             14 ;    
                             15 ;    You should have received a copy of the GNU Library General Public License
                             16 ;    along with this program; if not, write to the Free Software
                             17 ;    Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
                             18 ;    
                             19 ;    In other words, you are welcome to use, share and improve this program.
                             20 ;    You are forbidden to forbid anyone else to use, share and improve
                             21 ;    what you give them.   Help stamp out software-hoarding!  
                             22 ; -------------------------------------------------------------------------*/
                             23 
                             24 	.area CSEG    (CODE)
                             25 	.area GSINIT0 (CODE)
                             26 	.area GSINIT1 (CODE)
                             27 	.area GSINIT2 (CODE)
                             28 	.area GSINIT3 (CODE)
                             29 	.area GSINIT4 (CODE)
                             30 	.area GSINIT5 (CODE)
                             31 	.area GSINIT  (CODE)
                             32 	.area GSFINAL (CODE)
                             33 
                             34 	.globl __start__xstack
                             35 	.globl __XPAGE
                             36 
                             37 	.area GSINIT1 (CODE)
                             38 
   0000                      39 __sdcc_init_xstack::
                             40 
                             41 ; Need to initialize in GSINIT1 in case the user's __sdcc_external_startup
                             42 ; uses the xstack.
                             43 	
   0000 75*00s00             44 	mov	__XPAGE,#(__start__xstack >> 8)
   0003 75*00r00             45 	mov	_spx,#__start__xstack
                             46 
                             47 	.area GSINIT5 (CODE)
                             48 
                             49 ; Need to initialize in GSINIT5 because __mcs51_genXINIT modifies __XPAGE
                             50 ; and __mcs51_genRAMCLEAR modifies _spx.
                             51 	
   0000 75*00s00             52 	mov	__XPAGE,#(__start__xstack >> 8)
   0003 75*00r00             53 	mov	_spx,#__start__xstack
