]>
git.ipfire.org Git - thirdparty/binutils-gdb.git/blob - sim/common/sim-cpu.c
2 Copyright (C) 1998, 2007 Free Software Foundation, Inc.
3 Contributed by Cygnus Solutions.
5 This file is part of GDB, the GNU debugger.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License along
18 with this program; if not, write to the Free Software Foundation, Inc.,
19 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
24 /* Allocate space for all cpus in the simulator.
25 Space for the cpu must currently exist prior to parsing ARGV.
26 EXTRA_BYTES is additional space to allocate for the sim_cpu struct. */
27 /* ??? wip. better solution must wait. */
30 sim_cpu_alloc_all (SIM_DESC sd
, int ncpus
, int extra_bytes
)
34 for (c
= 0; c
< ncpus
; ++c
)
35 STATE_CPU (sd
, c
) = sim_cpu_alloc (sd
, extra_bytes
);
39 /* Allocate space for a cpu object.
40 EXTRA_BYTES is additional space to allocate for the sim_cpu struct. */
43 sim_cpu_alloc (SIM_DESC sd
, int extra_bytes
)
45 return zalloc (sizeof (sim_cpu
) + extra_bytes
);
48 /* Free all resources held by all cpus. */
51 sim_cpu_free_all (SIM_DESC sd
)
55 for (c
= 0; c
< MAX_NR_PROCESSORS
; ++c
)
56 if (STATE_CPU (sd
, c
))
57 sim_cpu_free (STATE_CPU (sd
, c
));
60 /* Free all resources used by CPU. */
63 sim_cpu_free (sim_cpu
*cpu
)
71 sim_pc_get (sim_cpu
*cpu
)
73 return (* CPU_PC_FETCH (cpu
)) (cpu
);
77 sim_pc_set (sim_cpu
*cpu
, sim_cia newval
)
79 (* CPU_PC_STORE (cpu
)) (cpu
, newval
);