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Diffstat (limited to 'sysdeps/m68k/__longjmp.c')
-rw-r--r-- | sysdeps/m68k/__longjmp.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/sysdeps/m68k/__longjmp.c b/sysdeps/m68k/__longjmp.c deleted file mode 100644 index 89ff5ba..0000000 --- a/sysdeps/m68k/__longjmp.c +++ /dev/null @@ -1,55 +0,0 @@ -/* Copyright (C) 1991, 92, 93, 94, 95, 97 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <setjmp.h> -#include <stdlib.h> - -/* Jump to the position specified by ENV, causing the - setjmp call there to return VAL, or 1 if VAL is 0. */ -void -__longjmp (__jmp_buf env, int val) -{ - /* This restores the FP and SP that setjmp's caller had, - and puts the return address into A0 and VAL into D0. */ - -#if defined(__HAVE_68881__) || defined(__HAVE_FPU__) - /* Restore the floating-point registers. */ - asm volatile("fmovem%.x %0, %/fp0-%/fp7" : - /* No outputs. */ : "g" (env[0].__fpregs[0])); -#endif - - /* Put VAL in D0. */ - asm volatile("move%.l %0, %/d0" : /* No outputs. */ : - "g" (val == 0 ? 1 : val) : "d0"); - - asm volatile(/* Restore the data and address registers. */ - "movem%.l %0, %/d1-%/d7/%/a0-%/a7\n" - /* Return to setjmp's caller. */ -#ifdef __motorola__ - "jmp (%/a0)" -#else - "jmp %/a0@" -#endif - : /* No outputs. */ : "g" (env[0].__dregs[0]) - /* We don't bother with the clobbers, - because this code always jumps out anyway. */ - ); - - /* Avoid `volatile function does return' warnings. */ - for (;;); -} |