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Diffstat (limited to 'sim/m32r-gx/sim-if.c')
| -rw-r--r-- | sim/m32r-gx/sim-if.c | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/sim/m32r-gx/sim-if.c b/sim/m32r-gx/sim-if.c deleted file mode 100644 index ded59a9..0000000 --- a/sim/m32r-gx/sim-if.c +++ /dev/null @@ -1,250 +0,0 @@ -/* Main simulator entry points for the M32R. - Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. - Contributed by Cygnus Support. - -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. - -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. */ - -#include "sim-main.h" -#ifdef HAVE_STDLIB_H -#include <stdlib.h> -#endif -#include "sim-options.h" -#include "libiberty.h" -#include "bfd.h" -#include "sim-assert.h" - - -static void free_state (SIM_DESC); - -/* Records simulator descriptor so utilities like m32r_dump_regs can be - called from gdb. */ -SIM_DESC current_state; - -/* Cover function of sim_state_free to free the cpu buffers as well. */ - -static void -free_state (SIM_DESC sd) -{ - if (STATE_MODULES (sd) != NULL) - sim_module_uninstall (sd); - sim_cpu_free_all (sd); - sim_state_free (sd); -} - -/* Create an instance of the simulator. */ - -SIM_DESC -sim_open (kind, callback, abfd, argv) - SIM_OPEN_KIND kind; - host_callback *callback; - struct _bfd *abfd; - char **argv; -{ - SIM_DESC sd = sim_state_alloc (kind, callback); - - sim_cpu_alloc_all (sd, 1, 0); - - if (sim_pre_argv_init (sd, argv[0]) != SIM_RC_OK) - { - free_state (sd); - return 0; - } - - /* Allocate core managed memory */ - sim_do_commandf (sd, "memory region 0,0x%lx", M32R_DEFAULT_MEM_SIZE); - - /* getopt will print the error message so we just have to exit if this fails. - FIXME: Hmmm... in the case of gdb we need getopt to call - print_filtered. */ - if (sim_parse_args (sd, argv) != SIM_RC_OK) - { - free_state (sd); - return 0; - } - - /* check for/establish the reference program image */ - if (sim_analyze_program (sd, - (STATE_PROG_ARGV (sd) != NULL - ? *STATE_PROG_ARGV (sd) - : NULL), - abfd) != SIM_RC_OK) - { - free_state (sd); - return 0; - } - - /* Establish any remaining configuration options. */ - if (sim_config (sd) != SIM_RC_OK) - { - free_state (sd); - return 0; - } - - if (sim_post_argv_init (sd) != SIM_RC_OK) - { - free_state (sd); - return 0; - } - - /* Store in a global so things like sparc32_dump_regs can be invoked - from the gdb command line. */ - current_state = sd; - sim_gx_read_block_list(); - return sd; -} - -void -sim_close (sd, quitting) - SIM_DESC sd; - int quitting; -{ - sim_gx_write_block_list(); - sim_module_uninstall (sd); -} - - -USI -m32r_h_pc_get (SIM_CPU *current_cpu) -{ - return current_cpu->regs.h_pc; -} - -/* Set a value for h-pc. */ - -void -m32r_h_pc_set (SIM_CPU *current_cpu, USI newval) -{ - current_cpu->regs.h_pc = newval; -} - - -SIM_RC -sim_create_inferior (sd, abfd, argv, envp) - SIM_DESC sd; - struct _bfd *abfd; - char **argv; - char **envp; -{ - SIM_CPU *current_cpu = STATE_CPU (sd, 0); - SIM_ADDR addr; - - CPU_PC_STORE (current_cpu) = m32r_h_pc_set; - CPU_PC_FETCH (current_cpu) = m32r_h_pc_get; - CPU_REG_STORE (current_cpu) = NULL; - CPU_REG_FETCH (current_cpu) = NULL; - - if (abfd != NULL) - addr = bfd_get_start_address (abfd); - else - addr = 0; - - sim_pc_set (current_cpu, addr); - -#if 0 - STATE_ARGV (sd) = sim_copy_argv (argv); - STATE_ENVP (sd) = sim_copy_argv (envp); -#endif - - return SIM_RC_OK; -} - -int -sim_stop (SIM_DESC sd) -{ - sim_io_error(sd, "cannot sim_stop\n"); -} - -/* This isn't part of the official interface. - This is just a good place to put this for now. */ - -void -sim_sync_stop (SIM_DESC sd, SIM_CPU *cpu, PCADDR pc, enum sim_stop reason, int sigrc) -{ - sim_io_error(sd, "cannot sim_stop\n"); -} - -void -sim_resume (sd, step, siggnal) - SIM_DESC sd; - int step, siggnal; -{ - sim_engine *engine = STATE_ENGINE (sd); - jmp_buf buf; - int jmpval; - - sim_module_resume (sd); - ASSERT(step == 0); /* XXX */ - - engine->jmpbuf = &buf; - jmpval = setjmp (buf); - if(jmpval == 0) - sim_engine_run(sd, 0, 1, siggnal); - engine->jmpbuf = NULL; - - sim_module_suspend (sd); -} - -/* The contents of BUF are in target byte order. */ - -int -sim_fetch_register (sd, rn, buf, length) - SIM_DESC sd; - int rn; - unsigned char *buf; - int length; -{ - SIM_CPU *cpu = STATE_CPU (sd, 0); - - return (* CPU_REG_FETCH (cpu)) (cpu, rn, buf, length); -} - -/* The contents of BUF are in target byte order. */ - -int -sim_store_register (sd, rn, buf, length) - SIM_DESC sd; - int rn; - unsigned char *buf; - int length; -{ - SIM_CPU *cpu = STATE_CPU (sd, 0); - - return (* CPU_REG_STORE (cpu)) (cpu, rn, buf, length); -} - -void -sim_do_command (sd, cmd) - SIM_DESC sd; - char *cmd; -{ - if (sim_args_command (sd, cmd) != SIM_RC_OK) - sim_io_eprintf (sd, "Unknown command `%s'\n", cmd); -} - -/* Utility fns to access registers, without knowing the current mach. */ - -SI -h_gr_get (SIM_CPU *current_cpu, UINT regno) -{ - SIM_DESC sd = CURRENT_STATE; - sim_io_error(sd, "cannot h_gr_get\n"); -} - -void -h_gr_set (SIM_CPU *current_cpu, UINT regno, SI newval) -{ - SIM_DESC sd = CURRENT_STATE; - sim_io_error(sd, "cannot h_gr_set\n"); -} |