cachegrind/cg_arch.h

   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) 2002-2017 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
  35 typedef 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 // If arg is a command line option configuring I1 or D1 or LL cache,
  48 // then parses arg to set the relevant cache_t elements.
  49 // Returns True if arg is a cache command line option, False otherwise.
  50 Bool VG_(str_clo_cache_opt)(const HChar *arg,
  51                             cache_t* clo_I1c,
  52                             cache_t* clo_D1c,
  53                             cache_t* clo_LLc);
  54
  55 // Checks the correctness of the auto-detected caches.
  56 // If a cache has been configured by command line options, it
  57 // replaces the equivalent auto-detected cache.
  58 // Note that an invalid auto-detected cache will make Valgrind exit
  59 // with an fatal error, except if the invalid auto-detected cache
  60 // will be replaced by a command line defined cache.
  61 void VG_(post_clo_init_configure_caches)(cache_t* I1c,
  62                                          cache_t* D1c,
  63                                          cache_t* LLc,
  64                                          cache_t* clo_I1c,
  65                                          cache_t* clo_D1c,
  66                                          cache_t* clo_LLc);
  67
  68 void VG_(print_cache_clo_opts)(void);
  69
  70 #endif   // __CG_ARCH_H
  71
  72 /*--------------------------------------------------------------------*/
  73 /*--- end                                                          ---*/
  74 /*--------------------------------------------------------------------*/