46 lines
1.7 KiB
C
46 lines
1.7 KiB
C
/* Perform a `longjmp' on a Mach thread_state. MIPS version.
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Copyright (C) 1996, 1997 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 not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, 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 mips_thread_state *ts = state;
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ts->r16 = env[0].__jmpbuf[0].__regs[0];
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ts->r17 = env[0].__jmpbuf[0].__regs[1];
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ts->r18 = env[0].__jmpbuf[0].__regs[2];
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ts->r19 = env[0].__jmpbuf[0].__regs[3];
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ts->r20 = env[0].__jmpbuf[0].__regs[4];
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ts->r21 = env[0].__jmpbuf[0].__regs[5];
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ts->r22 = env[0].__jmpbuf[0].__regs[6];
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ts->r23 = env[0].__jmpbuf[0].__regs[7];
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ts->r28 = (int) env[0].__jmpbuf[0].__gp;
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ts->r29 = (int) env[0].__jmpbuf[0].__sp;
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ts->r30 = (int) env[0].__jmpbuf[0].__fp;
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ts->pc = (int) env[0].__jmpbuf[0].__pc;
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ts->r2 = val ?: 1;
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}
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