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Diffstat (limited to 'sim/common/sim-model.c')
| -rw-r--r-- | sim/common/sim-model.c | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/sim/common/sim-model.c b/sim/common/sim-model.c deleted file mode 100644 index 3cfdc15c501..00000000000 --- a/sim/common/sim-model.c +++ /dev/null @@ -1,215 +0,0 @@ -/* Model support. - Copyright (C) 1996, 1997, 1998 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. - -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" -#include "libiberty.h" -#include "sim-options.h" -#include "sim-io.h" -#include "sim-assert.h" -#include "bfd.h" - -static void model_set (sim_cpu *, const MODEL *); - -static DECLARE_OPTION_HANDLER (model_option_handler); - -static MODULE_INIT_FN sim_model_init; - -#define OPTION_MODEL (OPTION_START + 0) - -static const OPTION model_options[] = { - { {"model", required_argument, NULL, OPTION_MODEL}, - '\0', "MODEL", "Specify model to simulate", - model_option_handler }, - { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL } -}; - -static SIM_RC -model_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt, - char *arg, int is_command) -{ - switch (opt) - { - case OPTION_MODEL : - { - const MODEL *model = sim_model_lookup (arg); - if (! model) - { - sim_io_eprintf (sd, "unknown model `%s'\n", arg); - return SIM_RC_FAIL; - } - sim_model_set (sd, cpu, model); - break; - } - } - - return SIM_RC_OK; -} - -SIM_RC -sim_model_install (SIM_DESC sd) -{ - SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER); - - sim_add_option_table (sd, NULL, model_options); - sim_module_add_init_fn (sd, sim_model_init); - - return SIM_RC_OK; -} - -/* Subroutine of sim_model_set to set the model for one cpu. */ - -static void -model_set (sim_cpu *cpu, const MODEL *model) -{ - CPU_MACH (cpu) = MODEL_MACH (model); - CPU_MODEL (cpu) = model; - (* MACH_INIT_CPU (MODEL_MACH (model))) (cpu); - (* MODEL_INIT (model)) (cpu); -} - -/* Set the current model of CPU to MODEL. - If CPU is NULL, all cpus are set to MODEL. */ - -void -sim_model_set (SIM_DESC sd, sim_cpu *cpu, const MODEL *model) -{ - if (! cpu) - { - int c; - - for (c = 0; c < MAX_NR_PROCESSORS; ++c) - if (STATE_CPU (sd, c)) - model_set (STATE_CPU (sd, c), model); - } - else - { - model_set (cpu, model); - } -} - -/* Look up model named NAME. - Result is pointer to MODEL entry or NULL if not found. */ - -const MODEL * -sim_model_lookup (const char *name) -{ - const MACH **machp; - const MODEL *model; - - for (machp = & sim_machs[0]; *machp != NULL; ++machp) - { - for (model = MACH_MODELS (*machp); MODEL_NAME (model) != NULL; ++model) - { - if (strcmp (MODEL_NAME (model), name) == 0) - return model; - } - } - return NULL; -} - -/* Look up machine named NAME. - Result is pointer to MACH entry or NULL if not found. */ - -const MACH * -sim_mach_lookup (const char *name) -{ - const MACH **machp; - - for (machp = & sim_machs[0]; *machp != NULL; ++machp) - { - if (strcmp (MACH_NAME (*machp), name) == 0) - return *machp; - } - return NULL; -} - -/* Look up a machine via its bfd name. - Result is pointer to MACH entry or NULL if not found. */ - -const MACH * -sim_mach_lookup_bfd_name (const char *name) -{ - const MACH **machp; - - for (machp = & sim_machs[0]; *machp != NULL; ++machp) - { - if (strcmp (MACH_BFD_NAME (*machp), name) == 0) - return *machp; - } - return NULL; -} - -/* Initialize model support. */ - -static SIM_RC -sim_model_init (SIM_DESC sd) -{ - SIM_CPU *cpu; - - /* If both cpu model and state architecture are set, ensure they're - compatible. If only one is set, set the other. If neither are set, - use the default model. STATE_ARCHITECTURE is the bfd_arch_info data - for the selected "mach" (bfd terminology). */ - - /* Only check cpu 0. STATE_ARCHITECTURE is for that one only. */ - /* ??? At present this only supports homogeneous multiprocessors. */ - cpu = STATE_CPU (sd, 0); - - if (! STATE_ARCHITECTURE (sd) - && ! CPU_MACH (cpu)) - { - /* Set the default model. */ - const MODEL *model = sim_model_lookup (WITH_DEFAULT_MODEL); - sim_model_set (sd, NULL, model); - } - - if (STATE_ARCHITECTURE (sd) - && CPU_MACH (cpu)) - { - if (strcmp (STATE_ARCHITECTURE (sd)->printable_name, - MACH_BFD_NAME (CPU_MACH (cpu))) != 0) - { - sim_io_eprintf (sd, "invalid model `%s' for `%s'\n", - MODEL_NAME (CPU_MODEL (cpu)), - STATE_ARCHITECTURE (sd)->printable_name); - return SIM_RC_FAIL; - } - } - else if (STATE_ARCHITECTURE (sd)) - { - /* Use the default model for the selected machine. - The default model is the first one in the list. */ - const MACH *mach = sim_mach_lookup_bfd_name (STATE_ARCHITECTURE (sd)->printable_name); - - if (mach == NULL) - { - sim_io_eprintf (sd, "unsupported machine `%s'\n", - STATE_ARCHITECTURE (sd)->printable_name); - return SIM_RC_FAIL; - } - sim_model_set (sd, NULL, MACH_MODELS (mach)); - } - else - { - STATE_ARCHITECTURE (sd) = bfd_scan_arch (MACH_BFD_NAME (CPU_MACH (cpu))); - } - - return SIM_RC_OK; -} |