1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/* CPU support.
Copyright (C) 1998, 2007 Free Software Foundation, Inc.
Contributed by Cygnus Solutions.
This file is part of GDB, the GNU debugger.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "sim-main.h"
#include "bfd.h"
/* Allocate space for all cpus in the simulator.
Space for the cpu must currently exist prior to parsing ARGV.
EXTRA_BYTES is additional space to allocate for the sim_cpu struct. */
/* ??? wip. better solution must wait. */
SIM_RC
sim_cpu_alloc_all (SIM_DESC sd, int ncpus, int extra_bytes)
{
int c;
for (c = 0; c < ncpus; ++c)
STATE_CPU (sd, c) = sim_cpu_alloc (sd, extra_bytes);
return SIM_RC_OK;
}
/* Allocate space for a cpu object.
EXTRA_BYTES is additional space to allocate for the sim_cpu struct. */
sim_cpu *
sim_cpu_alloc (SIM_DESC sd, int extra_bytes)
{
return zalloc (sizeof (sim_cpu) + extra_bytes);
}
/* Free all resources held by all cpus. */
void
sim_cpu_free_all (SIM_DESC sd)
{
int c;
for (c = 0; c < MAX_NR_PROCESSORS; ++c)
if (STATE_CPU (sd, c))
sim_cpu_free (STATE_CPU (sd, c));
}
/* Free all resources used by CPU. */
void
sim_cpu_free (sim_cpu *cpu)
{
zfree (cpu);
}
/* PC utilities. */
sim_cia
sim_pc_get (sim_cpu *cpu)
{
return (* CPU_PC_FETCH (cpu)) (cpu);
}
void
sim_pc_set (sim_cpu *cpu, sim_cia newval)
{
(* CPU_PC_STORE (cpu)) (cpu, newval);
}
|
