/* Simulator pseudo baseclass.
- Copyright (C) 1997 Free Software Foundation, Inc.
+
+ Copyright 1997-1998, 2003, 2007-2012 Free Software Foundation, Inc.
+
Contributed by Cygnus Support.
This file is part of GDB, the GNU debugger.
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 2, or (at your option)
-any later version.
+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, write to the Free Software Foundation, Inc.,
-59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Simulator state pseudo baseclass.
CIA_ADDR to return the integral value. *-/
/-* #define CIA_ADDR(cia) (...) *-/
#include "sim-base.h"
-
+
finally, two data types `struct _sim_cpu' and `struct sim_state'
are defined:
};
struct sim_state {
- sim_cpu cpu[MAX_NR_PROCESSORS];
+ sim_cpu *cpu[MAX_NR_PROCESSORS];
#if (WITH_SMP)
- #define STATE_CPU(sd,n) (&(sd)->cpu[n])
+ #define STATE_CPU(sd,n) ((sd)->cpu[n])
#else
- #define STATE_CPU(sd,n) (&(sd)->cpu[0])
+ #define STATE_CPU(sd,n) ((sd)->cpu[0])
#endif
... simulator specific members ...
sim_state_base base;
#include "sim-engine.h"
#include "sim-watch.h"
#include "sim-memopt.h"
-#ifdef SIM_HAVE_BREAKPOINTS
-#include "sim-break.h"
-#endif
+#include "sim-cpu.h"
/* Global pointer to current state while sim_resume is running.
On a machine with lots of registers, it might be possible to reserve
struct host_callback_struct *callback;
#define STATE_CALLBACK(sd) ((sd)->base.callback)
+ /* The type of simulation environment (user/operating). */
+ enum sim_environment environment;
+#define STATE_ENVIRONMENT(sd) ((sd)->base.environment)
+
#if 0 /* FIXME: Not ready yet. */
/* Stuff defined in sim-config.h. */
struct sim_config config;
#define STATE_PROG_ARGV(sd) ((sd)->base.prog_argv)
/* The program's bfd. */
- struct _bfd *prog_bfd;
+ struct bfd *prog_bfd;
#define STATE_PROG_BFD(sd) ((sd)->base.prog_bfd)
+ /* Symbol table for prog_bfd */
+ struct bfd_symbol **prog_syms;
+#define STATE_PROG_SYMS(sd) ((sd)->base.prog_syms)
+
/* The program's text section. */
- struct sec *text_section;
+ struct bfd_section *text_section;
/* Starting and ending text section addresses from the bfd. */
- SIM_ADDR text_start, text_end;
+ bfd_vma text_start, text_end;
#define STATE_TEXT_SECTION(sd) ((sd)->base.text_section)
#define STATE_TEXT_START(sd) ((sd)->base.text_start)
#define STATE_TEXT_END(sd) ((sd)->base.text_end)
/* Start address, set when the program is loaded from the bfd. */
- SIM_ADDR start_addr;
+ bfd_vma start_addr;
#define STATE_START_ADDR(sd) ((sd)->base.start_addr)
/* Size of the simulator's cache, if any.
sim_watchpoints watchpoints;
#define STATE_WATCHPOINTS(sd) (&(sd)->base.watchpoints)
- /* Pointer to list of breakpoints */
- struct sim_breakpoint *breakpoints;
-#define STATE_BREAKPOINTS(sd) ((sd)->base.breakpoints)
+#if WITH_HW
+ struct sim_hw *hw;
+#define STATE_HW(sd) ((sd)->base.hw)
+#endif
+
+ /* Should image loads be performed using the LMA or VMA? Older
+ simulators use the VMA while newer simulators prefer the LMA. */
+ int load_at_lma_p;
+#define STATE_LOAD_AT_LMA_P(SD) ((SD)->base.load_at_lma_p)
/* Marker for those wanting to do sanity checks.
This should remain the last member of this struct to help catch
#define STATE_MAGIC(sd) ((sd)->base.magic)
} sim_state_base;
-
-/* Pseudo baseclass for each cpu. */
-
-typedef struct {
-
- /* Backlink to main state struct. */
- SIM_DESC state;
-#define CPU_STATE(cpu) ((cpu)->base.state)
-
- /* The name of the cpu. */
- const char *name;
-#define CPU_NAME(cpu) ((cpu)->base.name)
-
- /* Options specific to this cpu. */
- struct option_list *options;
-#define CPU_OPTIONS(cpu) ((cpu)->base.options)
-
- /* Processor specific core data */
- sim_cpu_core core;
-#define CPU_CORE(cpu) (& (cpu)->base.core)
-
- /* Trace data. See sim-trace.h. */
- TRACE_DATA trace_data;
-#define CPU_TRACE_DATA(cpu) (& (cpu)->base.trace_data)
-
- /* Maximum number of debuggable entities.
- This debugging is not intended for normal use.
- It is only enabled when the simulator is configured with --with-debug
- which shouldn't normally be specified. */
-#ifndef MAX_DEBUG_VALUES
-#define MAX_DEBUG_VALUES 4
-#endif
-
- /* Boolean array of specified debugging flags. */
- char debug_flags[MAX_DEBUG_VALUES];
-#define CPU_DEBUG_FLAGS(cpu) ((cpu)->base.debug_flags)
- /* Standard values. */
-#define DEBUG_INSN_IDX 0
-#define DEBUG_NEXT_IDX 2 /* simulator specific debug bits begin here */
-
- /* Debugging output goes to this or stderr if NULL.
- We can't store `stderr' here as stderr goes through a callback. */
- FILE *debug_file;
-#define CPU_DEBUG_FILE(cpu) ((cpu)->base.debug_file)
-
- /* Profile data. See sim-profile.h. */
- PROFILE_DATA profile_data;
-#define CPU_PROFILE_DATA(cpu) (& (cpu)->base.profile_data)
-
-#ifdef SIM_HAVE_MODEL
- /* Machine tables for this cpu. See sim-model.h. */
- const MACH *mach;
-#define CPU_MACH(cpu) ((cpu)->base.mach)
- /* The selected model. */
- const MODEL *model;
-#define CPU_MODEL(cpu) ((cpu)->base.model)
-#endif
-
-} sim_cpu_base;
-
-
/* Functions for allocating/freeing a sim_state. */
SIM_DESC sim_state_alloc PARAMS ((SIM_OPEN_KIND kind, host_callback *callback));
void sim_state_free PARAMS ((SIM_DESC));
-/* Return a pointer to the cpu data for CPU_NAME, or NULL if not found. */
-sim_cpu *sim_cpu_lookup (SIM_DESC sd, const char *cpu_name);
-
-
#endif /* SIM_BASE_H */
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