slirp: update with CVE-2019-14378 fix
[qemu/ar7.git] / target / openrisc / exception_helper.c
blobd02a1cf0aa149c240b79de3c1e0f585b5b23f29d
1 /*
2 * OpenRISC exception helper routines
4 * Copyright (c) 2011-2012 Jia Liu <proljc@gmail.com>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
20 #include "qemu/osdep.h"
21 #include "cpu.h"
22 #include "exec/exec-all.h"
23 #include "exec/helper-proto.h"
24 #include "exception.h"
26 void HELPER(exception)(CPUOpenRISCState *env, uint32_t excp)
28 OpenRISCCPU *cpu = env_archcpu(env);
30 raise_exception(cpu, excp);
33 static void QEMU_NORETURN do_range(CPUOpenRISCState *env, uintptr_t pc)
35 CPUState *cs = env_cpu(env);
37 cs->exception_index = EXCP_RANGE;
38 cpu_loop_exit_restore(cs, pc);
41 void HELPER(ove_cy)(CPUOpenRISCState *env)
43 if (env->sr_cy) {
44 do_range(env, GETPC());
48 void HELPER(ove_ov)(CPUOpenRISCState *env)
50 if (env->sr_ov < 0) {
51 do_range(env, GETPC());
55 void HELPER(ove_cyov)(CPUOpenRISCState *env)
57 if (env->sr_cy || env->sr_ov < 0) {
58 do_range(env, GETPC());