arch/arm-all/clib/setjmp.s

   1 /*
   2  * setjmp.s
   3  *
   4  *  Created on: Aug 5, 2009
   5  *      Author: misc
   6  *  $Id$
   7  */
   8 #error need to be update to store *(SysBase->ThisTask->tc_SPLower)
   9
  10 #include "aros/arm/asm.h"
  11
  12         .text
  13         .align 2
  14         .global AROS_CDEFNAME(setjmp)
  15         .type AROS_CDEFNAME(setjmp),%function
  16
  17 AROS_CDEFNAME(setjmp):
  18         mov ip, r0              /* Get the env address */
  19         str lr, [ip], #4        /* store return address explicitly */
  20         stmia ip!, {r4, r5, r6, r7, r8, r9, sl, fp, sp} /* store non-scratch regs */
  21         fstmiax ip!, {d8-d15}   /* Store VFP registers - we assume they are available! */
  22         fmrx r2, fpscr          /* VFP condition codes */
  23         str r2, [ip], #4
  24         mov r0, #0                      /* return zero */
  25         bx lr