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* interf.c (sim_open): Ignore -E arg.

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(start_address): New static local.
	(sim_load): Return SIM_RC.  New arg abfd.  Set start_address from bfd.
	(sim_create_inferior): Return SIM_RC.  Delete arg start_address.
This commit is contained in:
David Edelsohn 1997-04-17 10:05:50 +00:00
parent 04885cc34c
commit 26277668db
2 changed files with 61 additions and 40 deletions
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7
sim/erc32/ChangeLog
View file

@ -1,3 +1,10 @@
Thu Apr 17 03:03:56 1997 Doug Evans <dje@canuck.cygnus.com>
* interf.c (sim_open): Ignore -E arg.
(start_address): New static local.
(sim_load): Return SIM_RC. New arg abfd. Set start_address from bfd.
(sim_create_inferior): Return SIM_RC. Delete arg start_address.
Tue Apr 15 15:16:11 1997 Ian Lance Taylor <ian@cygnus.com>
* Makefile.in (install-sis): Depend upon installdirs. Use

94
sim/erc32/interf.c
View file

@ -115,6 +115,9 @@ run_sim(sregs, go, icount, dis)
if (sis_verbose)
(*sim_callback->printf_filtered) (sim_callback,
"SW BP hit at %x\n", sregs->pc);
sim_stop();
restore_stdio();
clearerr(stdin);
return (BPT_HIT);
} else
dispatch_instruction(sregs);
@ -152,7 +155,8 @@ run_sim(sregs, go, icount, dis)
}
void
sim_set_callbacks (ptr)
sim_set_callbacks (sd, ptr)
SIM_DESC sd;
host_callback *ptr;
{
sim_callback = ptr;
@ -164,26 +168,26 @@ sim_size (memsize)
{
}
void
sim_open(args)
char *args;
SIM_DESC
sim_open(kind, argv)
SIM_OPEN_KIND kind;
char **argv;
{
int argc = 0;
char **argv;
int cont = 1;
int stat = 0;
int stat = 1;
int grdl = 0;
int freq = 15;
(*sim_callback->printf_filtered) (sim_callback, "\n SIS - SPARC instruction simulator %s\n", sis_version);
(*sim_callback->printf_filtered) (sim_callback, " Bug-reports to Jiri Gaisler ESA/ESTEC (jgais@wd.estec.esa.nl)\n");
argv = buildargv(args);
if (argv != NULL)
while (argv[argc])
argc++;
while (argv[argc])
argc++;
while (stat < argc) {
if (argv[stat][0] == '-') {
if (strcmp(argv[stat], "-E") == 0)
++stat; /* ignore endian spec */
if (strcmp(argv[stat], "-v") == 0) {
sis_verbose = 1;
} else
@ -225,20 +229,25 @@ sim_open(args)
bfd_load(argv[stat]);
stat++;
}
freeargv(argv);
sregs.freq = freq;
termsave = fcntl(0, F_GETFL, 0);
INIT_DISASSEMBLE_INFO(dinfo, stdout,(fprintf_ftype)fprintf);
dinfo.endian = BFD_ENDIAN_BIG;
init_signals();
reset_all();
ebase.simtime = 0;
init_sim();
init_bpt(&sregs);
reset_stat(&sregs);
/* Fudge our descriptor for now. */
return (SIM_DESC) 1;
}
void
sim_close(int quitting)
sim_close(sd, quitting)
SIM_DESC sd;
int quitting;
{
exit_sim();
@ -246,25 +255,23 @@ sim_close(int quitting)
};
/* Return non-zero if the caller should handle the load. Zero if
we have loaded the image. */
/* For communication from sim_load to sim_create_inferior. */
static bfd_vma start_address;
int sim_load PARAMS ((char *prog, int from_tty));
int
sim_load(prog, from_tty)
SIM_RC
sim_load(sd, prog, abfd, from_tty)
SIM_DESC sd;
char *prog;
bfd *abfd;
int from_tty;
{
bfd_load(prog);
start_address = bfd_load (prog);
return (0);
}
void sim_create_inferior PARAMS ((SIM_ADDR start_address, char **argv, char **env));
void
sim_create_inferior(start_address, argv, env)
SIM_ADDR start_address;
SIM_RC
sim_create_inferior(sd, argv, env)
SIM_DESC sd;
char **argv;
char **env;
{
@ -273,11 +280,12 @@ sim_create_inferior(start_address, argv, env)
reset_stat(&sregs);
sregs.pc = start_address & ~3;
sregs.npc = sregs.pc + 4;
return SIM_RC_OK;
}
void
sim_store_register(regno, value)
sim_store_register(sd, regno, value)
SIM_DESC sd;
int regno;
unsigned char *value;
{
@ -288,7 +296,8 @@ sim_store_register(regno, value)
void
sim_fetch_register(regno, buf)
sim_fetch_register(sd, regno, buf)
SIM_DESC sd;
int regno;
unsigned char *buf;
{
@ -296,7 +305,8 @@ sim_fetch_register(regno, buf)
}
int
sim_write(mem, buf, length)
sim_write(sd, mem, buf, length)
SIM_DESC sd;
SIM_ADDR mem;
unsigned char *buf;
int length;
@ -304,10 +314,9 @@ sim_write(mem, buf, length)
return (sis_memory_write(mem, buf, length));
}
int sim_read PARAMS ((SIM_ADDR mem, unsigned char *buf, int length));
int
sim_read(mem, buf, length)
sim_read(sd, mem, buf, length)
SIM_DESC sd;
SIM_ADDR mem;
unsigned char *buf;
int length;
@ -316,17 +325,20 @@ sim_read(mem, buf, length)
}
void
sim_info(int verbose)
sim_info(sd, verbose)
SIM_DESC sd;
int verbose;
{
show_stat(&sregs);
}
int simstat = OK;
void
sim_stop_reason(enum sim_stop * reason, int *sigrc)
sim_stop_reason(sd, reason, sigrc)
SIM_DESC sd;
enum sim_stop * reason;
int *sigrc;
{
switch (simstat) {
@ -403,7 +415,7 @@ flush_windows ()
}
void
sim_resume(int step, int siggnal)
sim_resume(SIM_DESC sd, int step, int siggnal)
{
simstat = run_sim(&sregs, 1, 0, 0);
@ -411,20 +423,22 @@ sim_resume(int step, int siggnal)
}
int
sim_trace ()
sim_trace (sd)
SIM_DESC sd;
{
/* FIXME: unfinished */
sim_resume (0, 0);
sim_resume (sd, 0, 0);
return 1;
}
void
sim_kill(void)
sim_kill(SIM_DESC sd)
{
}
void
sim_do_command(cmd)
sim_do_command(sd, cmd)
SIM_DESC sd;
char *cmd;
{
exec_cmd(&sregs, cmd);