65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
/* Copyright 2008-2015 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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static void
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my_tbegin ()
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{
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__asm__ volatile
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( "1: .byte 0xe5,0x60,0x00,0x00,0xff,0x00\n"
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" jnz 1b"
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: /* no return value */
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: /* no inputs */
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: "cc", "memory" );
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}
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static void
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my_tend ()
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{
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__asm__ volatile
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( " .byte 0xb2,0xf8,0x00,0x00"
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: /* no return value */
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: /* no inputs */
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: "cc", "memory" );
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}
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void
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try_transaction (void)
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{
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my_tbegin ();
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my_tend ();
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}
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void
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crash_in_transaction (void)
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{
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volatile char *p = 0;
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my_tbegin ();
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*p = 5; /* FAULT */
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my_tend ();
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}
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int
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main (int argc, char *argv[])
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{
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try_transaction ();
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crash_in_transaction ();
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return 0;
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}
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