/* Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).   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 <errno.h>#include <sysdep.h>#include <setjmp.h>#include <bits/setjmp.h>#include <stdlib.h>#include <unistd.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){  register int r2 __asm ("%r2") = val == 0 ? 1 : val;#ifdef PTR_DEMANGLE  register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD ();  register void *r1 __asm ("%r1") = (void *) env;#endif  /* Restore registers and jump back.  */  asm volatile ("ld   %%f6,48(%1)\n\t"		"ld   %%f4,40(%1)\n\t"#ifdef PTR_DEMANGLE		"lm   %%r6,%%r13,0(%1)\n\t"		"lm   %%r4,%%r5,32(%1)\n\t"		"xr   %%r4,%2\n\t"		"xr   %%r5,%2\n\t"		"lr   %%r15,%%r5\n\t"		"br   %%r4"#else		"lm   %%r6,%%r15,0(%1)\n\t"		"br   %%r14"#endif		: : "r" (r2),#ifdef PTR_DEMANGLE		    "r" (r1), "r" (r3)#else		    "a" (env)#endif		);  /* Avoid `volatile function does return' warnings.  */  for (;;);}