* sim-options.c, sim-options.h: New files.
This commit is contained in:
parent
cdd7a784bd
commit
4ede3a832b
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@ -57,6 +57,8 @@ sim-load.c
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sim-n-bits.h
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sim-n-core.h
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sim-n-endian.h
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sim-options.c
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sim-options.h
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sim-trace.h
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sim-types.h
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sim-utils.c
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@ -1,5 +1,7 @@
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Thu Apr 17 02:25:11 1997 Doug Evans <dje@canuck.cygnus.com>
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* sim-options.c, sim-options.h: New files.
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* run.c (main): Check return value of sim_open.
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* Make-common.in (sim-options.o, sim-load.o): Add rules for.
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@ -0,0 +1,724 @@
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/* Simulator option handling.
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Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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This file is part of GDB, the GNU debugger.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "sim-main.h"
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#ifdef HAVE_STRING_H
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#include <string.h>
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#else
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#ifdef HAVE_STRINGS_H
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#include <strings.h>
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#endif
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#endif
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#include "libiberty.h"
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#include "../libiberty/alloca-conf.h"
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#include "sim-options.h"
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#include "sim-io.h"
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/* This is defined in sim-config.h. */
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#ifndef MAX_NR_PROCESSORS
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#define MAX_NR_PROCESSORS 1
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#endif
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/* Add a set of options to the simulator.
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TABLE is an array of OPTIONS terminated by a NULL `opt.name' entry.
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This is intended to be called by modules in their `install' handler. */
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SIM_RC
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sim_add_option_table (sd, table)
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SIM_DESC sd;
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const OPTION *table;
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{
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struct option_list *ol = ((struct option_list *)
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xmalloc (sizeof (struct option_list)));
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/* Note: The list is constructed in the reverse order we're called so
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later calls will override earlier ones (in case that ever happens).
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This is the intended behaviour. */
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ol->next = STATE_OPTIONS (sd);
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ol->options = table;
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STATE_OPTIONS (sd) = ol;
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return SIM_RC_OK;
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}
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/* Standard option table.
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Modules may specify additional ones.
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The caller of sim_parse_args may also specify additional options
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by calling sim_add_option_table first. */
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static DECLARE_OPTION_HANDLER (standard_option_handler);
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/* FIXME: We shouldn't print in --help output options that aren't usable.
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Some fine tuning will be necessary. One can either move less general
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options to another table or use a HAVE_FOO macro to ifdef out unavailable
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options. */
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#define OPTION_DEBUG_INSN (OPTION_START + 0)
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#define OPTION_DEBUG_FILE (OPTION_START + 1)
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#define OPTION_TRACE_INSN (OPTION_START + 2)
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#define OPTION_TRACE_DECODE (OPTION_START + 3)
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#define OPTION_TRACE_EXTRACT (OPTION_START + 4)
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#define OPTION_TRACE_LINENUM (OPTION_START + 5)
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#define OPTION_TRACE_MEMORY (OPTION_START + 6)
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#define OPTION_TRACE_MODEL (OPTION_START + 7)
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#define OPTION_TRACE_ALU (OPTION_START + 8)
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#define OPTION_TRACE_FILE (OPTION_START + 9)
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#define OPTION_PROFILE_INSN (OPTION_START + 10)
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#define OPTION_PROFILE_MEMORY (OPTION_START + 11)
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#define OPTION_PROFILE_MODEL (OPTION_START + 12)
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#define OPTION_PROFILE_SIMCACHE (OPTION_START + 13)
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#define OPTION_PROFILE_FILE (OPTION_START + 14)
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static const OPTION standard_options[] =
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{
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{ {"verbose", no_argument, NULL, 'v'},
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'v', NULL, "Verbose output",
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standard_option_handler },
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{ {"debug", no_argument, NULL, 'D'},
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'D', NULL, "Print debugging messages",
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standard_option_handler },
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{ {"debug-insn", no_argument, NULL, OPTION_DEBUG_INSN},
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'\0', NULL, "Print instruction debugging messages",
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standard_option_handler },
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{ {"debug-file", required_argument, NULL, OPTION_DEBUG_FILE},
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'\0', "FILE NAME", "Specify debugging output file",
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standard_option_handler },
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{ {"trace", no_argument, NULL, 't'},
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't', NULL, "Perform tracing",
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standard_option_handler },
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{ {"trace-insn", no_argument, NULL, OPTION_TRACE_INSN},
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'\0', NULL, "Perform instruction tracing",
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standard_option_handler },
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{ {"trace-decode", no_argument, NULL, OPTION_TRACE_DECODE},
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'\0', NULL, "Perform instruction decoding tracing",
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standard_option_handler },
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{ {"trace-extract", no_argument, NULL, OPTION_TRACE_EXTRACT},
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'\0', NULL, "Perform instruction extraction tracing",
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standard_option_handler },
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{ {"trace-linenum", no_argument, NULL, OPTION_TRACE_LINENUM},
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'\0', NULL, "Perform line number tracing",
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standard_option_handler },
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{ {"trace-memory", no_argument, NULL, OPTION_TRACE_MEMORY},
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'\0', NULL, "Perform memory tracing",
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standard_option_handler },
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{ {"trace-model", no_argument, NULL, OPTION_TRACE_MODEL},
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'\0', NULL, "Perform model tracing",
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standard_option_handler },
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{ {"trace-alu", no_argument, NULL, OPTION_TRACE_ALU},
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'\0', NULL, "Perform ALU tracing",
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standard_option_handler },
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{ {"trace-file", required_argument, NULL, OPTION_TRACE_FILE},
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'\0', "FILE NAME", "Specify tracing output file",
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standard_option_handler },
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#ifdef SIM_H8300 /* FIXME: Should be movable to h8300 dir. */
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{ {"h8300h", no_argument, NULL, 'h'},
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'h', NULL, "Indicate the CPU is h8/300h or h8/300s",
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standard_option_handler },
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#endif
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#ifdef SIM_HAVE_SIMCACHE
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{ {"simcache-size", required_argument, NULL, 'c'},
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'c', "SIM CACHE SIZE", "Specify size of simulator instruction cache",
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standard_option_handler },
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#endif
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#ifdef SIM_HAVE_FLATMEM
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{ {"mem-size", required_argument, NULL, 'm'},
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'm', "MEMORY SIZE", "Specify memory size",
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standard_option_handler },
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#endif
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#ifdef SIM_HAVE_MAX_INSNS
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{ {"max-insns", required_argument, NULL, 'M'},
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'M', "MAX INSNS", "Specify maximum instructions to execute",
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standard_option_handler },
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#endif
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#ifdef SIM_HAVE_PROFILE
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{ {"profile", no_argument, NULL, 'p'},
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'p', NULL, "Perform profiling",
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standard_option_handler },
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{ {"profile-insn", no_argument, NULL, OPTION_PROFILE_INSN},
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'\0', NULL, "Perform instruction profiling",
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standard_option_handler },
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{ {"profile-memory", no_argument, NULL, OPTION_PROFILE_MEMORY},
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'\0', NULL, "Perform memory profiling",
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standard_option_handler },
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{ {"profile-model", no_argument, NULL, OPTION_PROFILE_MODEL},
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'\0', NULL, "Perform model profiling",
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standard_option_handler },
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{ {"profile-simcache", no_argument, NULL, OPTION_PROFILE_SIMCACHE},
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'\0', NULL, "Perform simulator execution cache profiling",
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standard_option_handler },
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{ {"profile-file", required_argument, NULL, OPTION_PROFILE_FILE},
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'\0', "FILE NAME", "Specify profile output file",
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standard_option_handler },
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#ifdef SIM_HAVE_PROFILE_PC
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{ {"profile-pc-frequency", required_argument, NULL, 'F'},
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'F', "PC PROFILE FREQUENCY", "Turn on PC profiling at specified frequency",
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standard_option_handler },
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{ {"profile-pc-size", required_argument, NULL, 'S'},
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'S', "PC PROFILE SIZE", "Specify PC profiling size",
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standard_option_handler },
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#endif
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#endif /* SIM_HAVE_PROFILE */
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{ {"help", no_argument, NULL, 'H'},
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'H', NULL, "Print help information",
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standard_option_handler },
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{ {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL }
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};
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static SIM_RC
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standard_option_handler (sd, opt, arg)
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SIM_DESC sd;
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int opt;
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char *arg;
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{
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int i,n;
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unsigned long ul;
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switch (opt)
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{
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case 'v' :
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STATE_VERBOSE_P (sd) = 1;
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break;
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case 'D' :
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if (! WITH_DEBUG)
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sim_io_eprintf (sd, "Debugging not compiled in, `-D' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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for (i = 0; i < MAX_DEBUG_VALUES; ++i)
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CPU_DEBUG_FLAGS (STATE_CPU (sd, n))[i] = 1;
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}
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break;
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case OPTION_DEBUG_INSN :
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if (! WITH_DEBUG)
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sim_io_eprintf (sd, "Debugging not compiled in, `--debug-insn' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_DEBUG_FLAGS (STATE_CPU (sd, n))[DEBUG_INSN_IDX] = 1;
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}
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break;
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case OPTION_DEBUG_FILE :
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if (! WITH_DEBUG)
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sim_io_eprintf (sd, "Debugging not compiled in, `--debug-file' ignored\n");
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else
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{
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FILE *f = fopen (arg, "w");
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if (f == NULL)
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{
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sim_io_eprintf (sd, "Unable to open debug output file `%s'\n", arg);
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return SIM_RC_FAIL;
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}
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_DEBUG_FILE (STATE_CPU (sd, n)) = f;
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}
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break;
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case 't' :
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if (! WITH_TRACE)
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sim_io_eprintf (sd, "Tracing not compiled in, `-t' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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for (i = 0; i < MAX_TRACE_VALUES; ++i)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[i] = 1;
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}
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break;
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case OPTION_TRACE_INSN :
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if (! (WITH_TRACE & (1 << TRACE_INSN_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-insn' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_INSN_IDX] = 1;
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}
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break;
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case OPTION_TRACE_DECODE :
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if (! (WITH_TRACE & (1 << TRACE_DECODE_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-decode' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_DECODE_IDX] = 1;
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}
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break;
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case OPTION_TRACE_EXTRACT :
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if (! (WITH_TRACE & (1 << TRACE_EXTRACT_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-extract' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_EXTRACT_IDX] = 1;
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}
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break;
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case OPTION_TRACE_LINENUM :
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if (! (WITH_TRACE & (1 << TRACE_LINENUM_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-linenum' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_LINENUM_IDX] = 1;
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}
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break;
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case OPTION_TRACE_MEMORY :
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if (! (WITH_TRACE & (1 << TRACE_MEMORY_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-memory' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_MEMORY_IDX] = 1;
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}
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break;
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case OPTION_TRACE_MODEL :
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if (! (WITH_TRACE & (1 << TRACE_MODEL_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-model' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_MODEL_IDX] = 1;
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}
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break;
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case OPTION_TRACE_ALU :
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if (! (WITH_TRACE & (1 << TRACE_ALU_IDX)))
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-alu' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FLAGS (STATE_CPU (sd, n))[TRACE_ALU_IDX] = 1;
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}
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break;
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case OPTION_TRACE_FILE :
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if (! WITH_TRACE)
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sim_io_eprintf (sd, "Tracing not compiled in, `--trace-file' ignored\n");
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else
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{
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FILE *f = fopen (arg, "w");
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if (f == NULL)
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{
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sim_io_eprintf (sd, "Unable to open trace output file `%s'\n", arg);
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return SIM_RC_FAIL;
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}
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_TRACE_FILE (STATE_CPU (sd, n)) = f;
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}
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break;
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#ifdef SIM_H8300 /* FIXME: Can be moved to h8300 dir. */
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case 'h' :
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set_h8300h (1);
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break;
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#endif
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#ifdef SIM_HAVE_SIMCACHE
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case 'c':
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n = strtol (arg, NULL, 0);
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if (n <= 0)
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{
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sim_io_eprintf (sd, "Invalid simulator cache size: %d", n);
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return SIM_RC_FAIL;
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}
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STATE_SIMCACHE_SIZE (sd) = n;
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break;
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#endif
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#ifdef SIM_HAVE_FLATMEM
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case 'm':
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ul = strtol (arg, NULL, 0);
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/* 16384: some minimal amount */
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if (! isdigit (arg[0]) || ul < 16384)
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{
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sim_io_eprintf (sd, "Invalid memory size `%s'", arg);
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return SIM_RC_FAIL;
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}
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STATE_MEM_SIZE (sd) = ul;
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break;
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#endif
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#ifdef SIM_HAVE_MAX_INSNS
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case 'M' :
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ul = strtoul (arg, NULL, 0);
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if (! isdigit (arg[0]))
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{
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sim_io_eprintf (sd, "Invalid maximum instruction count: `%s'", arg);
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return SIM_RC_FAIL;
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}
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STATE_MAX_INSNS (sd) = ul;
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break;
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#endif
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#ifdef SIM_HAVE_PROFILE
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case 'p' :
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if (! WITH_PROFILE)
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sim_io_eprintf (sd, "Profile not compiled in, -p option ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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for (i = 0; i < MAX_PROFILE_VALUES; ++i)
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CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[i] = 1;
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}
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break;
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case OPTION_PROFILE_INSN :
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if (! (WITH_PROFILE & (1 << PROFILE_INSN_IDX)))
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sim_io_eprintf (sd, "Profiling not compiled in, `--profile-insn' ignored\n");
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else
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{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_INSN_IDX] = 1;
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}
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||||
break;
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case OPTION_PROFILE_MEMORY :
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if (! (WITH_PROFILE & (1 << PROFILE_MEMORY_IDX)))
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||||
sim_io_eprintf (sd, "Profiling not compiled in, `--profile-memory' ignored\n");
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||||
else
|
||||
{
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for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_MEMORY_IDX] = 1;
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}
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break;
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case OPTION_PROFILE_MODEL :
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if (! (WITH_PROFILE & (1 << PROFILE_MODEL_IDX)))
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sim_io_eprintf (sd, "Profiling not compiled in, `--profile-model' ignored\n");
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||||
else
|
||||
{
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||||
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
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||||
CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_MODEL_IDX] = 1;
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||||
}
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break;
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case OPTION_PROFILE_SIMCACHE :
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if (! (WITH_PROFILE & (1 << PROFILE_SIMCACHE_IDX)))
|
||||
sim_io_eprintf (sd, "Profiling not compiled in, `--profile-simcache' ignored\n");
|
||||
else
|
||||
{
|
||||
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
|
||||
CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_SIMCACHE_IDX] = 1;
|
||||
}
|
||||
break;
|
||||
|
||||
case OPTION_PROFILE_FILE :
|
||||
/* FIXME: Might want this to apply to pc profiling only,
|
||||
or have two profile file options. */
|
||||
if (! WITH_PROFILE)
|
||||
sim_io_eprintf (sd, "Profiling not compiled in, `--profile-file' ignored\n");
|
||||
else
|
||||
{
|
||||
FILE *f = fopen (arg, "w");
|
||||
|
||||
if (f == NULL)
|
||||
{
|
||||
sim_io_eprintf (sd, "Unable to open profile output file `%s'\n", arg);
|
||||
return SIM_RC_FAIL;
|
||||
}
|
||||
for (n = 0; n < MAX_NR_PROCESSORS; ++n)
|
||||
CPU_PROFILE_FILE (STATE_CPU (sd, n)) = f;
|
||||
}
|
||||
break;
|
||||
|
||||
#ifdef SIM_HAVE_PROFILE_PC
|
||||
case 'F' :
|
||||
STATE_PROFILE_PC_FREQUENCY (sd) = atoi (arg);
|
||||
/* FIXME: Validate arg. */
|
||||
break;
|
||||
case 'S' :
|
||||
STATE_PROFILE_PC_SIZE (sd) = atoi (arg);
|
||||
/* FIXME: Validate arg. */
|
||||
break;
|
||||
#endif
|
||||
#endif /* SIM_HAVE_PROFILE */
|
||||
|
||||
case 'H':
|
||||
sim_print_help (sd);
|
||||
if (STATE_OPEN_KIND (sd) == SIM_OPEN_STANDALONE)
|
||||
exit (0);
|
||||
/* FIXME: 'twould be nice to do something similar if gdb. */
|
||||
break;
|
||||
}
|
||||
|
||||
return SIM_RC_OK;
|
||||
}
|
||||
|
||||
/* Initialize common parts before argument processing.
|
||||
Called by sim_open. */
|
||||
|
||||
SIM_RC
|
||||
sim_pre_argv_init (sd, myname)
|
||||
SIM_DESC sd;
|
||||
const char *myname;
|
||||
{
|
||||
STATE_MY_NAME (sd) = myname + strlen (myname);
|
||||
while (STATE_MY_NAME (sd) > myname && STATE_MY_NAME (sd)[-1] != '/')
|
||||
--STATE_MY_NAME (sd);
|
||||
|
||||
if (sim_add_option_table (sd, standard_options) != SIM_RC_OK)
|
||||
return SIM_RC_FAIL;
|
||||
|
||||
return SIM_RC_OK;
|
||||
}
|
||||
|
||||
/* Return non-zero if arg is a duplicate argument.
|
||||
If ARG is NULL, initialize. */
|
||||
|
||||
#define ARG_HASH_SIZE 97
|
||||
#define ARG_HASH(a) ((256 * (unsigned char) a[0] + (unsigned char) a[1]) % ARG_HASH_SIZE)
|
||||
|
||||
static int
|
||||
dup_arg_p (arg)
|
||||
char *arg;
|
||||
{
|
||||
int hash;
|
||||
static char **arg_table = NULL;
|
||||
|
||||
if (arg == NULL)
|
||||
{
|
||||
if (arg_table == NULL)
|
||||
arg_table = (char **) xmalloc (ARG_HASH_SIZE * sizeof (char *));
|
||||
memset (arg_table, 0, ARG_HASH_SIZE * sizeof (char *));
|
||||
return 0;
|
||||
}
|
||||
|
||||
hash = ARG_HASH (arg);
|
||||
while (arg_table[hash] != NULL)
|
||||
{
|
||||
if (strcmp (arg, arg_table[hash]) == 0)
|
||||
return 1;
|
||||
/* We assume there won't be more than ARG_HASH_SIZE arguments so we
|
||||
don't check if the table is full. */
|
||||
if (++hash == ARG_HASH_SIZE)
|
||||
hash = 0;
|
||||
}
|
||||
arg_table[hash] = arg;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Called by sim_open to parse the arguments. */
|
||||
|
||||
SIM_RC
|
||||
sim_parse_args (sd, argv)
|
||||
SIM_DESC sd;
|
||||
char **argv;
|
||||
{
|
||||
int i, argc, num_opts;
|
||||
char *p, *short_options;
|
||||
/* The `val' option struct entry is dynamically assigned for options that
|
||||
only come in the long form. ORIG_VAL is used to get the original value
|
||||
back. */
|
||||
char *orig_val;
|
||||
struct option *lp, *long_options;
|
||||
const struct option_list *ol;
|
||||
const OPTION *opt;
|
||||
OPTION_HANDLER **handlers;
|
||||
|
||||
/* Count the number of arguments. */
|
||||
for (argc = 0; argv[argc] != NULL; ++argc)
|
||||
continue;
|
||||
|
||||
/* Count the number of options. */
|
||||
num_opts = 0;
|
||||
for (ol = STATE_OPTIONS (sd); ol != NULL; ol = ol->next)
|
||||
for (opt = ol->options; opt->opt.name != NULL; ++opt)
|
||||
++num_opts;
|
||||
|
||||
/* Initialize duplicate argument checker. */
|
||||
(void) dup_arg_p (NULL);
|
||||
|
||||
/* Build the option table for getopt. */
|
||||
long_options = (struct option *) alloca ((num_opts + 1) * sizeof (struct option));
|
||||
lp = long_options;
|
||||
short_options = (char *) alloca (num_opts * 3 + 1);
|
||||
p = short_options;
|
||||
#if 0 /* ??? necessary anymore? */
|
||||
/* Set '+' as first char so argument permutation isn't done. This is done
|
||||
to workaround a problem with invoking getopt_long in run.c.: optind gets
|
||||
decremented when the program name is reached. */
|
||||
*p++ = '+';
|
||||
#endif
|
||||
handlers = (OPTION_HANDLER **) alloca (256 * sizeof (OPTION_HANDLER *));
|
||||
memset (handlers, 0, 256 * sizeof (OPTION_HANDLER *));
|
||||
orig_val = (char *) alloca (256);
|
||||
for (i = OPTION_START, ol = STATE_OPTIONS (sd); ol != NULL; ol = ol->next)
|
||||
for (opt = ol->options; opt->opt.name != NULL; ++opt)
|
||||
{
|
||||
if (dup_arg_p (opt->opt.name))
|
||||
continue;
|
||||
if (opt->shortopt != 0)
|
||||
{
|
||||
*p++ = opt->shortopt;
|
||||
if (opt->opt.has_arg == required_argument)
|
||||
*p++ = ':';
|
||||
else if (opt->opt.has_arg == optional_argument)
|
||||
{ *p++ = ':'; *p++ = ':'; }
|
||||
}
|
||||
*lp = opt->opt;
|
||||
/* Dynamically assign `val' numbers for long options that don't have
|
||||
a short option equivalent. */
|
||||
if (OPTION_LONG_ONLY_P (opt->opt.val))
|
||||
lp->val = i++;
|
||||
handlers[(unsigned char) lp->val] = opt->handler;
|
||||
orig_val[(unsigned char) lp->val] = opt->opt.val;
|
||||
++lp;
|
||||
}
|
||||
*p = 0;
|
||||
lp->name = NULL;
|
||||
|
||||
/* Ensure getopt is initialized. */
|
||||
optind = 0;
|
||||
while (1)
|
||||
{
|
||||
int longind, optc;
|
||||
|
||||
optc = getopt_long (argc, argv, short_options, long_options, &longind);
|
||||
if (optc == -1)
|
||||
{
|
||||
if (STATE_OPEN_KIND (sd) == SIM_OPEN_STANDALONE)
|
||||
STATE_PROG_ARGV (sd) = argv + optind;
|
||||
break;
|
||||
}
|
||||
if (optc == '?')
|
||||
return SIM_RC_FAIL;
|
||||
|
||||
if ((*handlers[optc]) (sd, orig_val[optc], optarg) == SIM_RC_FAIL)
|
||||
return SIM_RC_FAIL;
|
||||
}
|
||||
|
||||
return SIM_RC_OK;
|
||||
}
|
||||
|
||||
/* Print help messages for the options. */
|
||||
|
||||
void
|
||||
sim_print_help (sd)
|
||||
SIM_DESC sd;
|
||||
{
|
||||
const struct option_list *ol;
|
||||
const OPTION *opt;
|
||||
|
||||
if (STATE_OPEN_KIND (sd) == SIM_OPEN_STANDALONE)
|
||||
sim_io_printf (sd, "Usage: %s [options] program [program args]\n",
|
||||
STATE_MY_NAME (sd));
|
||||
|
||||
/* Initialize duplicate argument checker. */
|
||||
(void) dup_arg_p (NULL);
|
||||
|
||||
sim_io_printf (sd, "Options:\n");
|
||||
for (ol = STATE_OPTIONS (sd); ol != NULL; ol = ol->next)
|
||||
for (opt = ol->options; opt->opt.name != NULL; ++opt)
|
||||
{
|
||||
int comma, len;
|
||||
const OPTION *o;
|
||||
|
||||
if (dup_arg_p (opt->opt.name))
|
||||
continue;
|
||||
|
||||
if (opt->doc == NULL)
|
||||
continue;
|
||||
|
||||
sim_io_printf (sd, " ");
|
||||
|
||||
comma = 0;
|
||||
len = 2;
|
||||
|
||||
o = opt;
|
||||
do
|
||||
{
|
||||
if (o->shortopt != '\0')
|
||||
{
|
||||
sim_io_printf (sd, "%s-%c", comma ? ", " : "", o->shortopt);
|
||||
len += (comma ? 2 : 0) + 2;
|
||||
if (o->arg != NULL)
|
||||
{
|
||||
if (o->opt.has_arg != optional_argument)
|
||||
{
|
||||
sim_io_printf (sd, " ");
|
||||
++len;
|
||||
}
|
||||
sim_io_printf (sd, "%s", o->arg);
|
||||
len += strlen (o->arg);
|
||||
}
|
||||
comma = 1;
|
||||
}
|
||||
++o;
|
||||
}
|
||||
while (o->opt.name != NULL && o->doc == NULL);
|
||||
|
||||
o = opt;
|
||||
do
|
||||
{
|
||||
if (o->opt.name != NULL)
|
||||
{
|
||||
sim_io_printf (sd, "%s--%s",
|
||||
comma ? ", " : "",
|
||||
o->opt.name);
|
||||
len += ((comma ? 2 : 0)
|
||||
+ 2
|
||||
+ strlen (o->opt.name));
|
||||
if (o->arg != NULL)
|
||||
{
|
||||
sim_io_printf (sd, " %s", o->arg);
|
||||
len += 1 + strlen (o->arg);
|
||||
}
|
||||
comma = 1;
|
||||
}
|
||||
++o;
|
||||
}
|
||||
while (o->opt.name != NULL && o->doc == NULL);
|
||||
|
||||
if (len >= 30)
|
||||
{
|
||||
sim_io_printf (sd, "\n");
|
||||
len = 0;
|
||||
}
|
||||
|
||||
for (; len < 30; len++)
|
||||
sim_io_printf (sd, " ");
|
||||
|
||||
sim_io_printf (sd, "%s\n", opt->doc);
|
||||
}
|
||||
|
||||
if (STATE_OPEN_KIND (sd) == SIM_OPEN_STANDALONE)
|
||||
{
|
||||
sim_io_printf (sd, "\n");
|
||||
sim_io_printf (sd, "program args Arguments to pass to simulated program.\n");
|
||||
sim_io_printf (sd, " Note: Very few simulators support this.\n");
|
||||
}
|
||||
}
|
|
@ -0,0 +1,81 @@
|
|||
/* Header file for simulator argument handling.
|
||||
Copyright (C) 1997 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. */
|
||||
|
||||
#ifndef SIM_OPTIONS_H
|
||||
#define SIM_OPTIONS_H
|
||||
|
||||
#include "getopt.h"
|
||||
|
||||
/* ARGV option support.
|
||||
|
||||
Options for the standalone simulator are parsed by sim_open since
|
||||
sim_open handles the large majority of them and it also parses the
|
||||
options when invoked by gdb [or any external program]. */
|
||||
|
||||
typedef SIM_RC (OPTION_HANDLER) PARAMS ((SIM_DESC, int, char *));
|
||||
|
||||
/* Declare option handlers with a macro so it's usable on k&r systems. */
|
||||
#define DECLARE_OPTION_HANDLER(fn) SIM_RC fn PARAMS ((SIM_DESC, int, char *))
|
||||
|
||||
typedef struct {
|
||||
/* The long option information. */
|
||||
struct option opt;
|
||||
/* The short option with the same meaning ('\0' if none). */
|
||||
char shortopt;
|
||||
/* The name of the argument (NULL if none). */
|
||||
const char *arg;
|
||||
/* The documentation string. If this is NULL, this is a synonym for
|
||||
the previous option. */
|
||||
const char *doc;
|
||||
/* A function to process the option. */
|
||||
OPTION_HANDLER *handler;
|
||||
} OPTION;
|
||||
|
||||
/* All options that don't have a short form equivalent begin with this for
|
||||
`val'. 130 isn't special, just some non-ASCII value to begin at.
|
||||
Modules needn't worry about collisions here, the code dynamically assigned
|
||||
the actual numbers used and then passes the original value to the option
|
||||
handler. */
|
||||
#define OPTION_START 130
|
||||
|
||||
/* Non-zero if an option whose `val' entry is O is using OPTION_START. */
|
||||
#define OPTION_LONG_ONLY_P(o) ((unsigned char) (o) >= OPTION_START)
|
||||
|
||||
/* List of options added by various modules. */
|
||||
typedef struct option_list {
|
||||
struct option_list *next;
|
||||
const OPTION *options;
|
||||
} OPTION_LIST;
|
||||
|
||||
/* Add a set of options to the simulator.
|
||||
TABLE is an array of OPTIONS terminated by a NULL `opt.name' entry. */
|
||||
SIM_RC sim_add_option_table PARAMS ((SIM_DESC sd, const OPTION *table));
|
||||
|
||||
/* Initialize common parts before argument processing.
|
||||
Called by sim_open. */
|
||||
SIM_RC sim_pre_argv_init PARAMS ((SIM_DESC sd, const char *myname));
|
||||
|
||||
/* Called by sim_open to parse the arguments. */
|
||||
SIM_RC sim_parse_args PARAMS ((SIM_DESC sd, char **argv));
|
||||
|
||||
/* Print help messages for the options. */
|
||||
void sim_print_help PARAMS ((SIM_DESC sd));
|
||||
|
||||
#endif /* SIM_OPTIONS_H */
|
Loading…
Reference in New Issue