binutils-gdb/sim/ppc/debug.c

119 lines
3.5 KiB
C

/* This file is part of the program psim.
Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
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 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.
*/
#ifndef _DEBUG_C_
#define _DEBUG_C_
#include "config.h"
#include "basics.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
int ppc_trace[nr_trace_options];
int print_info;
typedef struct _trace_option_descriptor {
trace_options option;
const char *name;
const char *description;
} trace_option_descriptor;
static trace_option_descriptor trace_description[] = {
{ trace_gdb, "gdb", "calls made by gdb to the sim_calls.c file" },
{ trace_os_emul, "os-emul", "VEA mode sytem calls - like strace/spy" },
/* decode/issue */
{ trace_semantics, "semantics", "Instruction execution (issue)" },
{ trace_idecode, "idecode", "instruction decode (when miss in cache)" },
{ trace_alu, "alu", "results of integer ALU" },
{ trace_load_store, "load-store", "transfers to from data registers" },
/* devices */
{ trace_device_tree, "device-tree", },
{ trace_devices, "devices" },
{ trace_pass_device, "pass-device" },
{ trace_console_device, "console-device" },
{ trace_icu_device, "icu-device" },
{ trace_halt_device, "halt-device" },
{ trace_register_device, "register-device" },
{ trace_vm_device, "vm-device" },
{ trace_memory_device, "memory-device" },
{ trace_htab_device, "htab-device" },
{ trace_pte_device, "pte-device" },
{ trace_binary_device, "binary-device" },
{ trace_file_device, "file-device" },
{ trace_core_device, "core-device" },
{ trace_stack_device, "stack-device" },
/* misc */
/* sentinal */
{ nr_trace_options, NULL },
};
extern void
trace_option(const char *option)
{
int setting = 1;
if (option[0] == '!') {
setting = 0; /* clear it */
option += 1;
}
if (strcmp(option, "all") == 0) {
trace_options i;
for (i = 0; i < nr_trace_options; i++)
ppc_trace[i] = setting;
}
else {
int i = 0;
while (trace_description[i].option < nr_trace_options
&& strcmp(option, trace_description[i].name) != 0)
i++;
if (trace_description[i].option < nr_trace_options)
ppc_trace[trace_description[i].option] = setting;
else {
i = strtoul(option, 0, 0);
if (i > 0 && i < nr_trace_options)
ppc_trace[i] = setting;
else
error("Unknown trace option: %s\n", option);
}
}
}
extern void
trace_usage(void)
{
const char *format = "\t%-18s%s\n";
int i;
printf_filtered("Possible <trace-option>s are:\n");
printf_filtered(format, "!<trace-option>", "Disable the specified option");
printf_filtered(format, "all", "enable all the trace options");
for (i = 0; trace_description[i].option < nr_trace_options; i++)
printf_filtered(format,
trace_description[i].name,
(trace_description[i].description
? trace_description[i].description
: ""));
}
#endif /* _DEBUG_C_ */