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, see <http://www.gnu.org/licenses/>.
  25
  26    The GNU General Public License is contained in the file COPYING.
  27 */
  28
  29 #ifndef __CG_ARCH_H
  30 #define __CG_ARCH_H
  31
  32 // For cache simulation
  33 typedef struct {
  34    Int size;       // bytes
  35    Int assoc;
  36    Int line_size;  // bytes
  37 } cache_t;
  38
  39 #define MIN_LINE_SIZE         16
  40
  41 // clo_*c used in the call to VG_(str_clo_cache_opt) should be statically
  42 // initialized to UNDEFINED_CACHE.
  43 #define UNDEFINED_CACHE     { -1, -1, -1 }
  44
  45 // If arg is a command line option configuring I1 or D1 or LL cache,
  46 // then parses arg to set the relevant cache_t elements.
  47 // Returns True if arg is a cache command line option, False otherwise.
  48 Bool VG_(str_clo_cache_opt)(const HChar *arg,
  49                             cache_t* clo_I1c,
  50                             cache_t* clo_D1c,
  51                             cache_t* clo_LLc);
  52
  53 // Checks the correctness of the auto-detected caches.
  54 // If a cache has been configured by command line options, it
  55 // replaces the equivalent auto-detected cache.
  56 // Note that an invalid auto-detected cache will make Valgrind exit
  57 // with an fatal error, except if the invalid auto-detected cache
  58 // will be replaced by a command line defined cache.
  59 void VG_(post_clo_init_configure_caches)(cache_t* I1c,
  60                                          cache_t* D1c,
  61                                          cache_t* LLc,
  62                                          cache_t* clo_I1c,
  63                                          cache_t* clo_D1c,
  64                                          cache_t* clo_LLc);
  65
  66 void VG_(print_cache_clo_opts)(void);
  67
  68 #endif   // __CG_ARCH_H
  69
  70 /*--------------------------------------------------------------------*/
  71 /*--- end                                                          ---*/
  72 /*--------------------------------------------------------------------*/