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* Makefile.in: Add Timer A support.

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* cpu.h (m32c_opcode_pc): New.
(in_gdb): New.
* gdb-if.c (sim_open): Add Timer A support.  Support unbuffered
console.
* int.c (trigger_interrupt): Manage the U flag properly.
(trigger_based_interrupt): Likewise.
(trigger_fixed_interrupt): New.
(trigger_peripheral_interrupt): New.
* int.h (trigger_peripheral_interrupt): New.
* m32c.opc: Use m32c_opcode_pc throughout, as needed.
(decode_m32c): Detect jump-to-zero with traceback.
(BRK): Try to do the right thing, keeping track of whether we're
in gdb or not, and if the user has provided a handler or not.
(GBRK): Alternate break opcode for gdb, in case the user's app
needs to use BRK for itself.
(BRK2): Implement.
* main.c: Add Timer A support.  Support TCP-based console.
(setup_tcp_console): New.
(main): Add Timer A support.  Support TCP-based console.
* mem.c: Add Timer A support.  Support TCP-based console.
(mem_ptr): Enhance NULL pointer detection.
(stdin_ready): New.
(m32c_sim_restore_console): New.
(mem_get_byte): Check for console input ready.
(update_timer_a): New.
* r8c.opc (SSTR): Use r0l, not r0h.
(REIT): Fix return frame logic.
* reg.c (print_flags): New.
(trace_register_changes): Use it.
(m32c_dump_all_registers): New.
* timer_a.h: New.

* load.c: Fix indentation.
* trace.c: Fix indentation.
* trace.h: Fix indentation.
This commit is contained in:
DJ Delorie
2008-06-06 19:18:15 +00:00
parent ebfe2e3fb6
commit 3877a1459b
18 changed files with 519 additions and 67 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
sim/m32c/gdb-if.c
View File

@ -58,6 +58,7 @@ sim_open (SIM_OPEN_KIND kind,
struct host_callback_struct *callback,
struct bfd *abfd, char **argv)
{
setbuf (stdout, 0);
if (open)
fprintf (stderr, "m32c minisim: re-opened sim\n");
@ -124,7 +125,7 @@ open_objfile (const char *filename)
SIM_RC
sim_load (SIM_DESC sd, char *prog, struct bfd *abfd, int from_tty)
sim_load (SIM_DESC sd, char *prog, struct bfd * abfd, int from_tty)
{
check_desc (sd);
@ -139,7 +140,7 @@ sim_load (SIM_DESC sd, char *prog, struct bfd *abfd, int from_tty)
}
SIM_RC
sim_create_inferior (SIM_DESC sd, struct bfd *abfd, char **argv, char **env)
sim_create_inferior (SIM_DESC sd, struct bfd * abfd, char **argv, char **env)
{
check_desc (sd);
@ -608,7 +609,12 @@ sim_resume (SIM_DESC sd, int step, int sig_to_deliver)
}
if (step)
handle_step (decode_opcode ());
{
handle_step (decode_opcode ());
#ifdef TIMER_A
update_timer_a ();
#endif
}
else
{
/* We don't clear 'stop' here, because then we would miss
@ -626,6 +632,9 @@ sim_resume (SIM_DESC sd, int step, int sig_to_deliver)
}
int rc = decode_opcode ();
#ifdef TIMER_A
update_timer_a ();
#endif
if (!M32C_STEPPED (rc))
{
@ -634,6 +643,7 @@ sim_resume (SIM_DESC sd, int step, int sig_to_deliver)
}
}
}
m32c_sim_restore_console ();
}
int