sim/frv/sim-main.h

   1 /* frv simulator support code
   2    Copyright (C) 1998-2020 Free Software Foundation, Inc.
   3    Contributed by Red Hat.
   4
   5 This file is part of the GNU simulators.
   6
   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 3 of the License, or
  10 (at your option) any later version.
  11
  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.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 /* Main header for the frv.  */
  21
  22 /* sim-basics.h includes config.h but cgen-types.h must be included before
  23    sim-basics.h and cgen-types.h needs config.h.  */
  24 #include "config.h"
  25
  26 /* This is a global setting.  Different cpu families can't mix-n-match -scache
  27    and -pbb.  However some cpu families may use -simple while others use
  28    one of -scache/-pbb. ???? */
  29 #define WITH_SCACHE_PBB 0
  30
  31 #include "symcat.h"
  32 #include "sim-basics.h"
  33 #include "cgen-types.h"
  34 #include "frv-desc.h"
  35 #include "frv-opc.h"
  36 #include "arch.h"
  37
  38 #define SIM_ENGINE_HALT_HOOK(SD, LAST_CPU, CIA) \
  39   frv_sim_engine_halt_hook ((SD), (LAST_CPU), (CIA))
  40
  41 #define SIM_ENGINE_RESTART_HOOK(SD, LAST_CPU, CIA) 0
  42
  43 #include "sim-base.h"
  44 #include "cgen-sim.h"
  45 #include "frv-sim.h"
  46 #include "cache.h"
  47 #include "registers.h"
  48 #include "profile.h"
  49
  50 void frv_sim_engine_halt_hook (SIM_DESC, SIM_CPU *, sim_cia);
  51
  52 extern void frv_sim_close (SIM_DESC sd, int quitting);
  53 #define SIM_CLOSE_HOOK(...) frv_sim_close (__VA_ARGS__)
  54 \f
  55 /* The _sim_cpu struct.  */
  56
  57 struct _sim_cpu {
  58   /* sim/common cpu base.  */
  59   sim_cpu_base base;
  60
  61   /* Static parts of cgen.  */
  62   CGEN_CPU cgen_cpu;
  63
  64   /* CPU specific parts go here.
  65      Note that in files that don't need to access these pieces WANT_CPU_FOO
  66      won't be defined and thus these parts won't appear.  This is ok in the
  67      sense that things work.  It is a source of bugs though.
  68      One has to of course be careful to not take the size of this
  69      struct and no structure members accessed in non-cpu specific files can
  70      go after here.  Oh for a better language.  */
  71 #if defined (WANT_CPU_FRVBF)
  72   FRVBF_CPU_DATA cpu_data;
  73
  74   /* Control information for registers */
  75   FRV_REGISTER_CONTROL register_control;
  76 #define CPU_REGISTER_CONTROL(cpu) (& (cpu)->register_control)
  77
  78   FRV_VLIW vliw;
  79 #define CPU_VLIW(cpu) (& (cpu)->vliw)
  80
  81   FRV_CACHE insn_cache;
  82 #define CPU_INSN_CACHE(cpu) (& (cpu)->insn_cache)
  83
  84   FRV_CACHE data_cache;
  85 #define CPU_DATA_CACHE(cpu) (& (cpu)->data_cache)
  86
  87   FRV_PROFILE_STATE profile_state;
  88 #define CPU_PROFILE_STATE(cpu) (& (cpu)->profile_state)
  89
  90   int debug_state;
  91 #define CPU_DEBUG_STATE(cpu) ((cpu)->debug_state)
  92
  93   SI load_address;
  94 #define CPU_LOAD_ADDRESS(cpu) ((cpu)->load_address)
  95
  96   SI load_length;
  97 #define CPU_LOAD_LENGTH(cpu) ((cpu)->load_length)
  98
  99   SI load_flag;
 100 #define CPU_LOAD_SIGNED(cpu) ((cpu)->load_flag)
 101 #define CPU_LOAD_LOCK(cpu) ((cpu)->load_flag)
 102
 103   SI store_flag;
 104 #define CPU_RSTR_INVALIDATE(cpu) ((cpu)->store_flag)
 105
 106   unsigned long elf_flags;
 107 #define CPU_ELF_FLAGS(cpu) ((cpu)->elf_flags)
 108 #endif /* defined (WANT_CPU_FRVBF) */
 109 };
 110 \f
 111 /* The sim_state struct.  */
 112
 113 struct sim_state {
 114   sim_cpu *cpu[MAX_NR_PROCESSORS];
 115
 116   CGEN_STATE cgen_state;
 117
 118   sim_state_base base;
 119 };
 120 \f
 121 /* Misc.  */
 122
 123 /* Catch address exceptions.  */
 124 extern SIM_CORE_SIGNAL_FN frv_core_signal;
 125 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
 126 frv_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
 127                   (TRANSFER), (ERROR))
 128
 129 /* Default memory size.  */
 130 #define FRV_DEFAULT_MEM_SIZE 0x800000 /* 8M */