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-rw-r--r--sim/tic80/sim-calls.c203
1 files changed, 0 insertions, 203 deletions
diff --git a/sim/tic80/sim-calls.c b/sim/tic80/sim-calls.c
deleted file mode 100644
index c60bd9b8d21..00000000000
--- a/sim/tic80/sim-calls.c
+++ /dev/null
@@ -1,203 +0,0 @@
-/* This file is part of the program psim.
-
- Copyright (C) 1994-1996, Andrew Cagney <cagney@highland.com.au>
- Copyright (C) 1997, Free Software Foundation
-
- 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.
-
- */
-
-
-#include <stdarg.h>
-#include <ctype.h>
-
-#include "bfd.h"
-#include "sim-main.h"
-#include "sim-utils.h"
-#include "sim-options.h"
-
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif
-#endif
-
-
-#define SIM_ADDR unsigned
-
-SIM_DESC
-sim_open (SIM_OPEN_KIND kind,
- host_callback *callback,
- struct _bfd *abfd,
- char **argv)
-{
- char *buf;
- SIM_DESC sd = sim_state_alloc (kind, callback);
-
- if (sim_pre_argv_init (sd, argv[0]) != SIM_RC_OK)
- return 0;
-
-#define TIC80_MEM_START 0x2000000
-#define TIC80_MEM_SIZE 0x100000
-
- /* main memory */
- asprintf (&buf, "memory region 0x%lx,0x%lx",
- TIC80_MEM_START, TIC80_MEM_SIZE);
- sim_do_command (sd, buf);
- free (buf);
- /* interrupt memory */
- sim_do_command (sd, "memory region 0x1010000,0x1000");
- /* some memory at zero */
- sim_do_command (sd, "memory region 0,0x100000");
-
- /* 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)
- {
- /* Uninstall the modules to avoid memory leaks,
- file descriptor leaks, etc. */
- sim_module_uninstall (sd);
- return 0;
- }
-
- /* check for/establish the a reference program image */
- if (sim_analyze_program (sd,
- (STATE_PROG_ARGV (sd) != NULL
- ? *STATE_PROG_ARGV (sd)
- : NULL),
- abfd) != SIM_RC_OK)
- {
- sim_module_uninstall (sd);
- return 0;
- }
-
- /* establish any remaining configuration options */
- if (sim_config (sd) != SIM_RC_OK)
- {
- sim_module_uninstall (sd);
- return 0;
- }
-
- if (sim_post_argv_init (sd) != SIM_RC_OK)
- {
- /* Uninstall the modules to avoid memory leaks,
- file descriptor leaks, etc. */
- sim_module_uninstall (sd);
- return 0;
- }
-
- /* FIXME: for now */
- return sd;
-}
-
-
-void
-sim_close (SIM_DESC sd, int quitting)
-{
- /* Uninstall the modules to avoid memory leaks,
- file descriptor leaks, etc. */
- sim_module_uninstall (sd);
-}
-
-
-/* FIXME - these magic numbers need to be moved elsewhere */
-
-#define SP_REGNUM 1 /* Contains address of top of stack */
-#define FP_REGNUM 31 /* Contains address of executing stack frame */
-#define PC_REGNUM 32 /* Contains program counter (FIXME?) */
-#define NPC_REGNUM 33 /* Contains the next program counter (FIXME?) */
-#define A0_REGNUM 34 /* Accumulator register 0 */
-#define A3_REGNUM 37 /* Accumulator register 1 */
-
-#define R0_REGNUM 0 /* General Purpose Register 0 - for sim */
-#define Rn_REGNUM 31 /* Last General Purpose Register - for sim */
-#define An_REGNUM A3_REGNUM /* Last Accumulator register - for sim */
-
-int
-sim_fetch_register (SIM_DESC sd, int regnr, unsigned char *buf, int length)
-{
- if (regnr == R0_REGNUM)
- memset (buf, 0, sizeof (unsigned32));
- else if (regnr > R0_REGNUM && regnr <= Rn_REGNUM)
- *(unsigned32*)buf = H2T_4 (STATE_CPU (sd, 0)->reg[regnr - R0_REGNUM]);
- else if (regnr == PC_REGNUM)
- *(unsigned32*)buf = H2T_4 (STATE_CPU (sd, 0)->cia.ip);
- else if (regnr == NPC_REGNUM)
- *(unsigned32*)buf = H2T_4 (STATE_CPU (sd, 0)->cia.dp);
- else if (regnr >= A0_REGNUM && regnr <= An_REGNUM)
- *(unsigned64*)buf = H2T_8 (STATE_CPU (sd, 0)->acc[regnr - A0_REGNUM]);
- else
- sim_io_error (sd, "sim_fetch_register - unknown register nr %d", regnr);
- return -1;
-}
-
-
-int
-sim_store_register (SIM_DESC sd, int regnr, unsigned char *buf, int length)
-{
- if (regnr >= R0_REGNUM && regnr <= Rn_REGNUM)
- STATE_CPU (sd, 0)->reg[regnr - R0_REGNUM] = T2H_4 (*(unsigned32*)buf);
- else if (regnr == PC_REGNUM)
- STATE_CPU (sd, 0)->cia.ip = T2H_4 (*(unsigned32*)buf);
- else if (regnr == NPC_REGNUM)
- STATE_CPU (sd, 0)->cia.dp = T2H_4 (*(unsigned32*)buf);
- else if (regnr >= A0_REGNUM && regnr <= An_REGNUM)
- STATE_CPU (sd, 0)->acc[regnr - A0_REGNUM] = T2H_8 (*(unsigned64*)buf);
- else
- sim_io_error (sd, "sim_store_register - unknown register nr %d", regnr);
- return -1;
-}
-
-
-SIM_RC
-sim_create_inferior (SIM_DESC sd,
- struct _bfd *abfd,
- char **argv,
- char **envp)
-{
- /* clear all registers */
- memset (&STATE_CPU (sd, 0)->reg, 0, sizeof (STATE_CPU (sd, 0)->reg));
- memset (&STATE_CPU (sd, 0)->acc, 0, sizeof (STATE_CPU (sd, 0)->acc));
- memset (&STATE_CPU (sd, 0)->cr, 0, sizeof (STATE_CPU (sd, 0)->cr));
- STATE_CPU (sd, 0)->is_user_mode = 0;
- memset (&STATE_CPU (sd, 0)->cia, 0, sizeof (STATE_CPU (sd, 0)->cia));
- /* initialize any modules */
- sim_module_init (sd);
- /* set the stack-pointer/program counter */
- if (abfd != NULL)
- STATE_CPU (sd, 0)->cia.ip = bfd_get_start_address (abfd);
- else
- STATE_CPU (sd, 0)->cia.ip = 0;
- STATE_CPU (sd, 0)->cia.dp = (STATE_CPU (sd, 0)->cia.ip
- + sizeof (instruction_word));
- STATE_CPU (sd, 0)->cr[IE_CR] |= IE_CR_IE;
- STATE_CPU (sd, 0)->reg[1] = TIC80_MEM_START + TIC80_MEM_SIZE - 16;
- return SIM_RC_OK;
-}
-
-
-void
-sim_do_command (SIM_DESC sd, char *cmd)
-{
- if (sim_args_command (sd, cmd) != SIM_RC_OK)
- sim_io_eprintf (sd, "Unknown command `%s'\n", cmd);
-}
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