diff options
Diffstat (limited to 'sysdeps/mips/mips64/bsd-setjmp.S')
| -rw-r--r-- | sysdeps/mips/mips64/bsd-setjmp.S | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/sysdeps/mips/mips64/bsd-setjmp.S b/sysdeps/mips/mips64/bsd-setjmp.S new file mode 100644 index 0000000000..2a1fd9ce71 --- /dev/null +++ b/sysdeps/mips/mips64/bsd-setjmp.S @@ -0,0 +1,47 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. MIPS64 version. + Copyright (C) 1996, 1997, 2002, 2003, 2004 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. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sgidefs.h> +#include <sysdep.h> +#include <sys/asm.h> + +#ifdef PIC + .option pic2 +#endif +ENTRY (setjmp) +#ifdef __PIC__ + SETUP_GP +#endif + SETUP_GP64 (v0, C_SYMBOL_NAME (setjmp)) + PTR_LA t9, C_SYMBOL_NAME (__sigsetjmp) +#if _MIPS_SIM == _ABIO32 + nop +#endif + RESTORE_GP64 + dli a1, 1 /* Pass a second argument of one. */ +#ifdef __PIC__ + jr t9 +#else + j C_SYMBOL_NAME (__sigsetjmp) +#endif + .end setjmp |