overall/alpha tcg cpus|hppa: Fix Lesser GPL version number
[qemu.git] / target / alpha / mem_helper.c
1 /*
2 * Helpers for loads and stores
3 *
4 * Copyright (c) 2007 Jocelyn Mayer
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/helper-proto.h"
23 #include "exec/exec-all.h"
24 #include "exec/cpu_ldst.h"
25
26 /* Softmmu support */
27 #ifndef CONFIG_USER_ONLY
28 void alpha_cpu_do_unaligned_access(CPUState *cs, vaddr addr,
29 MMUAccessType access_type,
30 int mmu_idx, uintptr_t retaddr)
31 {
32 AlphaCPU *cpu = ALPHA_CPU(cs);
33 CPUAlphaState *env = &cpu->env;
34 uint64_t pc;
35 uint32_t insn;
36
37 cpu_restore_state(cs, retaddr, true);
38
39 pc = env->pc;
40 insn = cpu_ldl_code(env, pc);
41
42 env->trap_arg0 = addr;
43 env->trap_arg1 = insn >> 26; /* opcode */
44 env->trap_arg2 = (insn >> 21) & 31; /* dest regno */
45 cs->exception_index = EXCP_UNALIGN;
46 env->error_code = 0;
47 cpu_loop_exit(cs);
48 }
49
50 void alpha_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
51 vaddr addr, unsigned size,
52 MMUAccessType access_type,
53 int mmu_idx, MemTxAttrs attrs,
54 MemTxResult response, uintptr_t retaddr)
55 {
56 AlphaCPU *cpu = ALPHA_CPU(cs);
57 CPUAlphaState *env = &cpu->env;
58
59 env->trap_arg0 = addr;
60 env->trap_arg1 = access_type == MMU_DATA_STORE ? 1 : 0;
61 cs->exception_index = EXCP_MCHK;
62 env->error_code = 0;
63 cpu_loop_exit_restore(cs, retaddr);
64 }
65 #endif /* CONFIG_USER_ONLY */