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42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
/* Perform a `longjmp' on a Mach thread_state. Alpha version.
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Copyright (C) 1991, 1994 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <hurd/signal.h>
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#include <setjmp.h>
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#include <mach/thread_status.h>
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/* Set up STATE to do the equivalent of `longjmp (ENV, VAL);'. */
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void
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_hurd_longjmp_thread_state (void *state, jmp_buf env, int val)
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{
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struct alpha_thread_state *ts = state;
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ts->r9 = env[0].__jmpbuf[0].__9;
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ts->r11 = env[0].__jmpbuf[0].__11;
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ts->r12 = env[0].__jmpbuf[0].__12;
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ts->r13 = env[0].__jmpbuf[0].__13;
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ts->r14 = env[0].__jmpbuf[0].__14;
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ts->r15 = (long int) env[0].__jmpbuf[0].__fp;
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ts->r30 = (long int) env[0].__jmpbuf[0].__sp;
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ts->pc = (long int) env[0].__jmpbuf[0].__pc;
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ts->r0 = val ?: 1;
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}
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