sim/lm32/sim-main.h

   1 /* Lattice Mico32 simulator support code
   2    Contributed by Jon Beniston <jon@beniston.com>
   3
   4    Copyright (C) 2009-2024 Free Software Foundation, Inc.
   5
   6    This file is part of GDB.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  20
  21 /* Main header for the LM32 simulator.  */
  22
  23 #ifndef SIM_MAIN_H
  24 #define SIM_MAIN_H
  25
  26 #define WITH_SCACHE_PBB 1
  27
  28 #include "sim-basics.h"
  29 #include "opcodes/lm32-desc.h"
  30 #include "opcodes/lm32-opc.h"
  31 #include "arch.h"
  32 #include "sim-base.h"
  33 #include "cgen-sim.h"
  34 #include "lm32-sim.h"
  35 \f
  36 struct lm32_sim_cpu
  37 {
  38   /* CPU specific parts go here.
  39      Note that in files that don't need to access these pieces WANT_CPU_FOO
  40      won't be defined and thus these parts won't appear.  This is ok in the
  41      sense that things work.  It is a source of bugs though.
  42      One has to of course be careful to not take the size of this
  43      struct and no structure members accessed in non-cpu specific files can
  44      go after here.  Oh for a better language.  */
  45 #if defined (WANT_CPU_LM32BF)
  46   LM32BF_CPU_DATA cpu_data;
  47 #endif
  48 };
  49 #define LM32_SIM_CPU(cpu) ((struct lm32_sim_cpu *) CPU_ARCH_DATA (cpu))
  50 \f
  51 /* Misc.  */
  52
  53 /* Catch address exceptions.  */
  54 extern SIM_CORE_SIGNAL_FN lm32_core_signal ATTRIBUTE_NORETURN;
  55 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \
  56 lm32_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \
  57                   (TRANSFER), (ERROR))
  58
  59 /* From traps.c.  */
  60 extern USI lm32bf_b_insn (SIM_CPU * current_cpu, USI r0, USI f_r0);
  61 extern USI lm32bf_divu_insn (SIM_CPU * current_cpu, IADDR pc, USI r0, USI r1, USI r2);
  62 extern USI lm32bf_modu_insn (SIM_CPU * current_cpu, IADDR pc, USI r0, USI r1, USI r2);
  63 extern void lm32bf_wcsr_insn (SIM_CPU * current_cpu, USI f_csr, USI r1);
  64 extern USI lm32bf_break_insn (SIM_CPU * current_cpu, IADDR pc);
  65 extern USI lm32bf_scall_insn (SIM_CPU * current_cpu, IADDR pc);
  66
  67 /* From user.c.  */
  68 extern UINT lm32bf_user_insn (SIM_CPU * current_cpu, INT r0, INT r1, UINT imm);
  69
  70 #endif /* SIM_MAIN_H */