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Diffstat (limited to 'sim/lm32/sim-main.h')
-rw-r--r-- | sim/lm32/sim-main.h | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/sim/lm32/sim-main.h b/sim/lm32/sim-main.h new file mode 100644 index 0000000..4744350 --- /dev/null +++ b/sim/lm32/sim-main.h @@ -0,0 +1,102 @@ +/* Lattice Mico32 simulator support code + Contributed by Jon Beniston <jon@beniston.com> + + Copyright (C) 2009 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* Main header for the LM32 simulator. */ + +#ifndef SIM_MAIN_H +#define SIM_MAIN_H + +#define USING_SIM_BASE_H /* FIXME: quick hack */ + +struct _sim_cpu; /* FIXME: should be in sim-basics.h */ +typedef struct _sim_cpu SIM_CPU; + +#include "symcat.h" +#include "sim-basics.h" +#include "cgen-types.h" +#include "lm32-desc.h" +#include "lm32-opc.h" +#include "arch.h" + +/* These must be defined before sim-base.h. */ +typedef USI sim_cia; + +#define CIA_GET(cpu) CPU_PC_GET (cpu) +#define CIA_SET(cpu,val) CPU_PC_SET ((cpu), (val)) + +#define SIM_ENGINE_HALT_HOOK(sd, cpu, cia) \ +do { \ + if (cpu) /* null if ctrl-c */ \ + sim_pc_set ((cpu), (cia)); \ +} while (0) +#define SIM_ENGINE_RESTART_HOOK(sd, cpu, cia) \ +do { \ + sim_pc_set ((cpu), (cia)); \ +} while (0) + +#include "sim-base.h" +#include "cgen-sim.h" +#include "lm32-sim.h" +#include "opcode/cgen.h" + +/* The _sim_cpu struct. */ + +struct _sim_cpu +{ + /* sim/common cpu base. */ + sim_cpu_base base; + + /* Static parts of cgen. */ + CGEN_CPU cgen_cpu; + + /* CPU specific parts go here. + Note that in files that don't need to access these pieces WANT_CPU_FOO + won't be defined and thus these parts won't appear. This is ok in the + sense that things work. It is a source of bugs though. + One has to of course be careful to not take the size of this + struct and no structure members accessed in non-cpu specific files can + go after here. Oh for a better language. */ +#if defined (WANT_CPU_LM32BF) + LM32BF_CPU_DATA cpu_data; +#endif + +}; + +/* The sim_state struct. */ + +struct sim_state +{ + sim_cpu *cpu; +#define STATE_CPU(sd, n) (/*&*/ (sd)->cpu) + + CGEN_STATE cgen_state; + + sim_state_base base; +}; + +/* Misc. */ + +/* Catch address exceptions. */ +extern SIM_CORE_SIGNAL_FN lm32_core_signal; +#define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR) \ +lm32_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), \ + (TRANSFER), (ERROR)) + +#endif /* SIM_MAIN_H */ |