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PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h (PTR_MANGLE, PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define. * sysdeps/unix/sysv/linux/sparc/bits/setjmp.h [__WORDSIZE == 64] (_JMPBUF_UNWINDS): Don't demangle uc_mcontext.mc_fp. * sysdeps/sparc/sparc32/setjmp.S (__sigsetjmp): Mangle %fp, %sp and %o7. * sysdeps/sparc/sparc32/__longjmp.S (__longjmp): Demangle %fp, %sp and %o7. 2006-01-02 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (PTR_MANGLE2): Define. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (PTR_MANGLE2): Likewise. * sysdeps/s390/s390-32/__longjmp.c (__longjmp): Demangle also %r15. * sysdeps/s390/s390-64/__longjmp.c (__longjmp): Likewise. * sysdeps/s390/s390-32/setjmp.S (__sigsetjmp): Mangle also %r15. * sysdeps/s390/s390-32/elf/setjmp.S (__sigsetjmp): Likewise. * sysdeps/s390/s390-64/setjmp.S (__sigsetjmp): Likewise. * sysdeps/s390/s390-64/elf/setjmp.S (__sigsetjmp): Likewise. * sysdeps/s390/bits/setjmp.h (__jmp_buf): Add __s390_jmp_buf struct tag to make C++ happy. 2006-01-02 Ulrich Drepper <drepper@redhat.com> * posix/Makefile ($(objpfx)annexc.out): Move -I.. to the end of the include list.
64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/* Copyright (C) 2001, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <sysdep.h>
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#include <setjmp.h>
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#include <bits/setjmp.h>
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#include <stdlib.h>
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#include <unistd.h>
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/* Jump to the position specified by ENV, causing the
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setjmp call there to return VAL, or 1 if VAL is 0. */
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void
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__longjmp (__jmp_buf env, int val)
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{
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register long int r2 __asm ("%r2") = val == 0 ? 1 : val;
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#ifdef PTR_DEMANGLE
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register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD ();
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register void *r1 __asm ("%r1") = (void *) env;
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#endif
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/* Restore registers and jump back. */
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asm volatile ("ld %%f7,104(%1)\n\t"
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"ld %%f5,96(%1)\n\t"
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"ld %%f3,88(%1)\n\t"
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"ld %%f1,80(%1)\n\t"
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#ifdef PTR_DEMANGLE
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"lmg %%r6,%%r13,0(%1)\n\t"
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"lmg %%r4,%%r5,64(%1)\n\t"
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"xgr %%r4,%2\n\t"
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"xgr %%r5,%2\n\t"
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"lgr %%r15,%%r5\n\t"
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"br %%r4"
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#else
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"lmg %%r6,%%r15,0(%1)\n\t"
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"br %%r14"
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#endif
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: : "r" (r2),
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#ifdef PTR_DEMANGLE
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"r" (r1), "r" (r3)
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#else
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"a" (env)
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#endif
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);
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/* Avoid `volatile function does return' warnings. */
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for (;;);
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}
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