Merge tag 'or1k-pull-request-20220515' of https://github.com/stffrdhrn/qemu into...
[qemu.git] / target / i386 / tcg / user / excp_helper.c
1 /*
2 * x86 exception helpers - user-mode specific code
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
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.
10 *
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.
15 *
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/>.
18 */
19
20 #include "qemu/osdep.h"
21 #include "cpu.h"
22 #include "exec/exec-all.h"
23 #include "tcg/helper-tcg.h"
24
25 bool x86_cpu_tlb_fill(CPUState *cs, vaddr addr, int size,
26 MMUAccessType access_type, int mmu_idx,
27 bool probe, uintptr_t retaddr)
28 {
29 X86CPU *cpu = X86_CPU(cs);
30 CPUX86State *env = &cpu->env;
31
32 env->cr[2] = addr;
33 env->error_code = (access_type == MMU_DATA_STORE) << PG_ERROR_W_BIT;
34 env->error_code |= PG_ERROR_U_MASK;
35 cs->exception_index = EXCP0E_PAGE;
36 env->exception_is_int = 0;
37 env->exception_next_eip = -1;
38 cpu_loop_exit_restore(cs, retaddr);
39 }