diff options
Diffstat (limited to 'sysdeps/sh/sh4/bits/setjmp.h')
-rw-r--r-- | sysdeps/sh/sh4/bits/setjmp.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sysdeps/sh/sh4/bits/setjmp.h b/sysdeps/sh/sh4/bits/setjmp.h new file mode 100644 index 0000000000..d5918f2ad0 --- /dev/null +++ b/sysdeps/sh/sh4/bits/setjmp.h @@ -0,0 +1,50 @@ +/* Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Define the machine-dependent type `jmp_buf'. SH version. */ + +#ifndef _SETJMP_H +# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." +#endif + +#ifndef _ASM +typedef struct + { + /* Callee-saved registers r8 through r15. */ + int __regs[8]; + + /* Program counter. */ + void * __pc; + + /* The global pointer. */ + void * __gbr; + + /* Floating point status register. */ + int __fpscr; + + /* Callee-saved floating point registers fr12 through fr15. */ + int __fpregs[4]; + } __jmp_buf[1]; +#endif + +#define JB_SIZE (4 * 15) + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < &(jmpbuf)[0].__regs[7]) |