cg_arch.h revision 8f943afc22a6a683b78271836c8ddc462b4824a9 
1
2/*--------------------------------------------------------------------*/
3/*--- Arch-specific declarations, cache configuration.   cg_arch.h ---*/
4/*--------------------------------------------------------------------*/
5
6/*
7   This file is part of Cachegrind, a Valgrind tool for cache
8   profiling programs.
9
10   Copyright (C) 2002-2011 Nicholas Nethercote
11      njn@valgrind.org
12
13   This program is free software; you can redistribute it and/or
14   modify it under the terms of the GNU General Public License as
15   published by the Free Software Foundation; either version 2 of the
16   License, or (at your option) any later version.
17
18   This program is distributed in the hope that it will be useful, but
19   WITHOUT ANY WARRANTY; without even the implied warranty of
20   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21   General Public License for more details.
22
23   You should have received a copy of the GNU General Public License
24   along with this program; if not, write to the Free Software
25   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26   02111-1307, USA.
27
28   The GNU General Public License is contained in the file COPYING.
29*/
30
31#ifndef __CG_ARCH_H
32#define __CG_ARCH_H
33
34// For cache simulation
35typedef struct {
36   Int size;       // bytes
37   Int assoc;
38   Int line_size;  // bytes
39} cache_t;
40
41#define MIN_LINE_SIZE         16
42
43// clo_*c used in the call to VG_(str_clo_cache_opt) should be statically
44// initialized to UNDEFINED_CACHE.
45#define UNDEFINED_CACHE     { -1, -1, -1 }
46
47// Gives the auto-detected configuration of I1, D1 and LL caches.  They get
48// overridden by any cache configurations specified on the command line.
49void VG_(configure_caches)(cache_t* I1c, cache_t* D1c, cache_t* LLc,
50                           Bool all_caches_clo_defined);
51
52// If arg is a command line option configuring I1 or D1 or LL cache,
53// then parses arg to set the relevant cache_t elements.
54// Returns True if arg is a cache command line option, False otherwise.
55Bool VG_(str_clo_cache_opt)(Char *arg,
56                            cache_t* clo_I1c,
57                            cache_t* clo_D1c,
58                            cache_t* clo_LLc);
59
60// Checks the correctness of the auto-detected caches.
61// If a cache has been configured by command line options, it
62// replaces the equivalent auto-detected cache.
63// Note that an invalid auto-detected cache will make Valgrind exit
64// with an fatal error, except if the invalid auto-detected cache
65// will be replaced by a command line defined cache.
66void VG_(post_clo_init_configure_caches)(cache_t* I1c,
67                                         cache_t* D1c,
68                                         cache_t* LLc,
69                                         cache_t* clo_I1c,
70                                         cache_t* clo_D1c,
71                                         cache_t* clo_LLc);
72
73void VG_(print_cache_clo_opts)(void);
74
75#endif   // __CG_ARCH_H
76
77/*--------------------------------------------------------------------*/
78/*--- end                                                          ---*/
79/*--------------------------------------------------------------------*/
80